Radhika Tandon ,All India Institute of Medical Sciences New Delhi, India, Professor Dr Rajendra Prasad Center for Ophthalmic Sciences, AIIMS, New Delhi, India, Professor, Dr RP Center for Ophthalmic Sciences, All India Institute of Medical Sciences, New Delhi, India, Professor of Ophthalmology, Dr RP Centre for Ophthalmic Sciences, Dr Rajendra Prasad Centre, for Ophthalmic Sciences, All India Institute of Medical Sciences, New Delhi, India, Additional Professor, Rajendra Prasad Centre for Ophthalmic Sciences, All India Institute of Medical Sciences, New Delhi, India, Dr Rajendra Prasad Centre for Ophthalmic Sciences, All India Institute of Medical Sciences, New Delhi, Assistant Professor, All India Institute of Medical Sciences, Ansari Nagar, New Delhi, India, Dr Rajendra Prasad Center for Ophthalmic Sciences, All India Institute of Medical Sciences, New Delhi, India, Professor of Ophthalmology and Eye Bank In-Charge, Cornea Servces, Dr Rajendra Prasad Centre for Ophthalmic Sciences, All India Institute of Medical Sciences, ,

Rafael A Roges ,Department of Endodontics, Herman Ostrow School of Dentistry of USC, Los Angeles, California, USA,

Ayman M Abulhamael ,Department of Endodontics, Faculty of Dentistry, King Abdulaziz University, Jeddah, Saudi Arabia, Ayman M Abulhamael, Department of Endodontics, Faculty of Dentistry, King Abdulaziz University, Jeddah, Saudi Arabia, Phone: +966 598977241; e-mail: ayman.abulhamael@hotmail.co.uk, ayman.abulhamael@hotmail.co.uk

Ziyad T Alzamzami ,Private practice San Francisco and the Bay Area,

Loai Alsofi ,Department of Endodontics, Faculty of Dentistry, King Abdulaziz University Dental Hospital, Jeddah, Saudi Arabia,

Ilan Rotstein ,Department of Endodontics at the Herman Ostrow School of Dentistry of the University of Southern California, Los Angeles, California, USA,

Sachin Makane ,Rural Hospital, Ghoti, Nashik, Mumbai, Maharashtra, India,

Rupali Pathak ,Mumbai, Maharashtra, India,

Marco Baldoni ,Department of Surgery and Translational Medicine, University of Milano Bicocca, Monza, Italy,

Elisa Bonfanti ,School of Dental Medicine, University of Milano-Bicocca, S. Gerardo Hospital, Monza, Italy,

Claudio Luigi Citterio ,School of Dental Medicine, University of Milano-Bicocca, S. Gerardo Hospital, Monza, Italy,

Ricardo Raitz ,Department of Oral Pathology, Oral Diagnosis and Oral Radiology, São Leopoldo Mandic Research Center, São Paulo, Brazil, Ricardo Raitz, Professor, Department of Oral Pathology, Oral Diagnosis and Oral Radiology, São Leopoldo Mandic Research Center, São Paulo, Brazil, Phone: +551136735270, e-mail: ricardoraitz@ig.com.br, ricardoraitz@ig.com.br

Belkiss Marmora ,Department of Periodontology, Regional University of Blumenau, Blumenau, Santa Catarina, Brazil,

Alessandra Freitas-e-Silva ,Division of Oral Radiology, College of Dentistry, Faculdade São Leopoldo Mandic, Campinas, Brasil; Department of Oral Radiology, College of Dentistry, Catholic University, Brasilía, Brasil,

Maurício Barriviera ,Department of Oral Radiology, College of Dentistry, Catholic University, Brasilía, Brasil,

Francine Kühl Panzarella ,Division of Oral Radiology, College of Dentistry, Faculdade São Leopoldo Mandic, Campinas, Brasil,

Riccardo Tizzoni ,Private practice in Milan, Italy, Riccardo Tizzoni, Via San Barnaba 30, Milan, Italy, Phone: +39-025453560, e-mail: dottori.tizzoni@gmail.com, dottori.tizzoni@gmail.com

Marta Tizzoni ,Private practice in Milan, Italy,

Hoseinali Mahgoli ,Dental Research Center, Dentistry Research Institute and Department of Prosthodontics, School of Dentistry Tehran University of Medical Sciences, Tehran, Islamic Republic of Iran,

Sina Asadi ,Dental Research Center, School of Dentistry, Tehran University of Medical Sciences, Tehran, Iran,

Mohammadreza Hajmahmoudi ,Dental Research Center, Dentistry Research Institute, Tehran University of Medical Sciences, Tehran, Iran; Department of Prosthodontics, International Campus, School of Dentistry, Tehran University of Medical Sciences, Tehran, Iran,

Mohammad Moharrami ,Dental Research Center, School of Dentistry, Tehran University of Medical Sciences, Tehran, Iran,

Mahnaz Arshad ,Dental Research Center, Dentistry Research Institute, Tehran University of Medical Sciences, Tehran, Iran; Department of Prosthodontics, International Campus, School of Dentistry, Tehran University of Medical Sciences, Tehran, Iran, Mahnaz Arshad, Department of Prosthodontic, School of Dentistry, International Campus, Tehran University of Medical Sciences, Khani Abad, Tehran, Iran, Phone: +98 2122273471, e-mail: ahnazarshad@yahoo.com, ahnazarshad@yahoo.com

Luiz Renato Paranhos ,Professor, Department of Orthodontics, School of Dentistry, Federal University of Sergipe, Lagarto, SE, Brazil,

Jamilly de Oliveira Musse ,Health Department, State University of Feira de Santana (UEFS), Feira de Santana, BA, Brazil, Jamilly de Oliveira Musse, Health Department, State University of Feira de Santana (UEFS), Feira de Santana, BA, Brazil, Phone: +55 75 981371327, e-mail: musse_jo@hotmail.com, musse_jo@hotmail.com

Jeidson Antônio Morais Marques ,Health Department, State University of Feira de Santana (UEFS), Feira de Santana, BA, Brazil,

Vanessa Remualdo ,Genolab Laboratory, Blumenau, SC, Brazil,

Ana Kelly Pitlovanciv ,Genolab Laboratory, Blumenau, SC, Brazil,

Carlos Alberto Lima da Silva ,Health Department, State University of Feira de Santana (UEFS), Feira de Santana, BA, Brazil,

Francisco Corte-Real ,School of Medicine, Coimbra University, Coimbra, Portugal,

Duarte Nuno Vieira ,School of Medicine, Coimbra University, Coimbra, Portugal,

Walbert de Andrade Vieira ,Department of Dentistry, Federal University of Sergipe (UFS), Aracaju, SE, Brazil,

Ana Teresa Corte-Real ,School of Medicine, Coimbra University, Coimbra, Portugal,

Najat M Farsi ,Department of Pediatric Dentistry, Faculty of Dentistry, King Abdulaziz University, Jeddah, Saudi Arabia,

Azza A El-Housseiny ,Department of Pediatric Dentistry, Faculty of Dentistry Alexandria University, Alexandria, Egypt; Faculty of Dentistry King Abdulaziz University, Jeddah, Kingdom of Saudi Arabia,

Mohammad A Alshoraim ,King Fahad General Hospital, Ministry of Health, Jeddah, Kingdom of Saudi Arabia,

Karayil Binu Nathan ,Department of Conservative Dentistry and Endodontics, Educare Institute of Dental Sciences, Malappuram, Kerala, India, Karayil Binu Nathan, Department of Conservative Dentistry and Endodontics, Educare Institute of Dental Sciences, Malappuram, Kerala, India, Phone: +91 9895980043, e-mail: drbinunathan@gmail.com, drbinunathan@gmail.com

Tisson Varghese Job ,Department of Conservative Dentistry and Endodontics, Educare Institute of Dental Sciences, Malappuram, Kerala, India,

Puthan Veetil Nithin ,Department of Conservative Dentistry and Endodontics, Educare Institute of Dental Sciences, Malappuram, Kerala, India,

Rajesh Karthik ,Department of Conservative Dentistry and Endodontics, Educare Institute of Dental Sciences, Malappuram, Kerala, India,

Sailaja Choudary ,Department of Oral Medicine and Radiology, Vokkaligara Sangha Dental College & Hospital, Bengaluru, Karnataka, India,

Antonella Polimeni ,Professor and Chair, Pediatric Dentistry Department, University La Sapeinza, Rome, Italy,

Alessandra Giordano ,Department of Oral and Maxillofacial Sciences, Sapienza University of Rome, Rome, Italy, Alessandra Giordano, Department of Oral and Maxillofacial Sciences, Sapienza University of Rome, Rome, Italy, Phone: +39 0649976611, e-mail: a.giordano@uniroma1.it, a.giordano@uniroma1.it

Rosanna Guarnieri ,Department of Oral and Maxillofacial Sciences, Sapienza University of Rome, Rome, Italy,

Gabriella Galluccio ,Department of Oral and Maxillofacial Sciences, Sapienza University of Rome, Rome, Italy,

Michele Cassetta ,Department of Oral and Maxillofacial Sciences, Sapienza University of Rome, Rome, Italy,

Roberto Di Giorgio ,Department of Oral and Maxillofacial Sciences, Sapienza University of Rome, Rome, Italy,

Ersilia Barbato ,Department of Oral and Maxillofacial Sciences, Sapienza University of Rome, Rome, Italy,

Savita Dandekeri ,Department of Prosthodontics, Yenepoya Dental College Yenepoya University, Mangaluru, Karnataka, India,

Suneel V Vadavadagi ,Department of Prosthodontics, S.J.M Dental College and Hospital, Chitradurga, Karnataka, India, Suneel V Vadavadagi, Department of Prosthodontics, S.J.M Dental College and Hospital, Chitradurga Karnataka, India, e-mail: sunilvvv@yahoo.co.in, sunilvvv@yahoo.co.in

M Lahari ,Department of Prosthodontics, S.J.M Dental College and Hospital, Chitradurga, Karnataka, India,

Nitesh Shetty ,Department of Prosthodontics, Srinivas Institute of Dental Sciences, Mukka, Mangaluru, Karnataka, India,

Saikat Deb ,Department of Prosthodontics Crown Bridge and Implantology, Awadh Dental College and Hospital, Jamshedpur, Jharkhand, India,

Bennett T Amaechi ,Department of Comprehensive Dentistry, School of Dentistry, University of Texas Health Science Center at San Antonio, San Antonio, Texas, USA,

Hariyali Kasundra ,Department of Comprehensive Dentistry, School of Dentistry, University of Texas Health Science Center at San Antonio, San Antonio, Texas, USA,

Linda O Okoye ,Department of Restorative Dentistry, Faculty of Dentistry, College of Medicine, University of Nigeria Teaching Hospital, Ituku Ozalla, Enugu State, Nigeria, Linda O Okoye, Department of Restorative Dentistry, Faculty of Dentistry, College of Medicine, University of Nigeria Teaching Hospital, Ituku Ozalla, Enugu State, Nigeria, Phone: +234 8068424848, e-mail: linda.okoye@unn.edu.ng, linda.okoye@unn.edu.ng

Phat L Tran ,Department of Ophthalmology and Visual Sciences, Texas Tech University Health Sciences Center, Lubbock, Texas, USA,

Ted W Reid ,Department of Ophthalmology and Visual Sciences, Texas Tech University Health Sciences Center, Lubbock, Texas, USA,

Naif A Bindayel ,Department of Pediatric Dentistry and Orthodontics, College of Dentistry, King Saud University, Riyadh, Kingdom of Saudi Arabia, Naif A Bindayel, Department of Pediatric Dentistry and Orthodontics, College of Dentistry, King Saud University, Riyadh, Kingdom of Saudi Arabia, Phone:+96614673591, e-mail: nbindayel@ksu.edu.sa, nbindayel@ksu.edu.sa

Maan Alsultan ,Department of Pediatric Dentistry and Orthodontics, College of Dentistry, King Saud University, Riyadh, Kingdom of Saudi Arabia,

Samar El Hayek ,Dental Department, King Abdulaziz Medical City, Ar Rimayah, Riyadh, Kingdom of Saudi Arabia,

Khalid Almoammer ,Department of Pediatric Dentistry and Orthodontics, College of Dentistry, King Saud University, Riyadh, Kingdom of Saudi Arabia,

S Satish Kumar ,Sai Srinivas Dental Care, Chennai, Tamil Nadu, India,

Indu Bharkavi SK ,Sri Venkateswara Dental College and Hospital, Chennai, Tamil Nadu, India,

M Ajithkumar ,Department of Oral Pathology and Microbiology, Best Dental Science College and Hospital, Madurai, Tamil Nadu, India, Ajithkumar M, Department of Oral Pathology and Microbiology, Best Dental Science College and Hospital, Madurai, Tamil Nadu, India, Phone: +91 8838262639, +91 8883445505, e-mail: ajithbds91@gmail.com, ajithbds91@gmail.com

Chinnakonda Raveendranath Murali ,Department of Oral Pathology and Microbiology, Best Dental Science College and Hospital, Madurai, Tamil Nadu, India,

Nandimandalam Venkata Vani ,Department of Oral Pathology and Microbiology, Best Dental Science College and Hospital, Madurai, Tamil Nadu, India,

Dowen Birkhed ,Former: Department of Cariology, Institute of Odontology Sahlgrenska Academy, University of Gothenburg, Gothenburg Sweden,

Sara Rangmar ,Alfarabi Private College for Dentistry and Nursing, Jeddah, Kingdom of Saudi Arabia,

Heidrun Kjellberg ,Dental Care Student Clinic, Public Dental Health Service, Västra Götaland Region, Gothenburg, Sweden,

Ahmad S Burhan ,Department of Orthodontics, Faculty of Dentistry, Damscus University, Damascus, Syrian Arab Republic, Ahmad S Burhan, Associate Professor, Department of Orthodontics, Faculty of Dentistry Damscus University, Damascus, Syrian Arab Republic, Phone: +963944302075, e-mail: dr.burhan-a@hotmail.com, dr.burhan-a@hotmail.com

Fehmieh R Nawaya ,Department of Pediatric Dentistry, Faculty of Dentistry, Syrian Private University, Damascus Countryside, Syrian Arab Republic,

Jehad M Kara Boulad ,Department of Orthodontics, Faculty of Dentistry, Damascus University, Damascus, Syria,

Rabab A Al-Sabbagh ,Department of Orthodontics, Faculty of Dentistry, Hama University, Hama, Syria,

Chaza N Kouchaji ,Department of Pediatric Dentistry, Faculty of Dentistry, Damascus University, Damascus, Syria,

Ebrahim Fihaid Alsubaiy ,Department of Prosthodontics, King Khalid University, Abha, Kingdom of Saudi Arabia; Prosthodontics Saudi Board Program, College of Dentistry, King Abdulaziz University, Jeddah, Kingdom of Saudi Arabia, Ebrahim Fihaid Alsubaiy, Department of Prosthodontics, King Khalid University, Abha, Kingdom of Saudi Arabia, Phone: +96 6565783333, e-mail: Ebrahim-fs@hotmail.com, Ebrahim-fs@hotmail.com

Hisham Abdullah Mously ,Department of Prosthodontics, King Abdulaziz University, Jeddah, Kingdom of Saudi Arabia,

Nicolas Naffah ,Department of Prosthodontics, Faculty of Dental Medicine, Lebanese University, Beirut, Lebanon, Nicolas Naffah, Department of Prosthodontics, Faculty of Dental Medicine, Lebanese University, Beirut, Lebanon, Phone: +961 3300122, e-mail: drnic961@gmail.com, drnic961@gmail.com

Hsein Bassal ,Faculty of Science, Lebanese University, Beirut, Lebanon,

Gayatri Galyan ,Department of Conservative Dentistry and Endodontics, M.M. College of Dental Sciences and Research, Mullana, Ambala, Haryana, India,

Bhupinder Kaur Padda ,Department of Conservative Dentistry and Endodontics, Hazaribag College of Dental Sciences and Hospital, Hazaribag, Jharkhand, India,

Taman Preet Kaur ,Department of Conservative Dentistry and Endodontics, Swami Devi Dyal Hospital and Dental College, Barwala, Haryana, India, Taman Preet Kaur, Department of Conservative Dentistry & Endodontics, Swami Devi Dyal Hospital and Dental College, Barwala, Haryana, India, Phone: +91 9646615855, e-mail: drtamanpreet@gmail.com, drtamanpreet@gmail.com

Mehak Sharma ,Department of Conservative Dentistry and Endodontics, Swami Devi Dyal Hospital and Dental College, Barwala, Haryana, India,

Ishita Kapur ,Department of Conservative Dentistry and Endodontics, M.M. College of Dental Sciences and Research, Mullana, Ambala, Haryana, India,

Sunpreet Kaur ,Department of Conservative Dentistry and Endodontics, M.M. College of Dental Sciences and Research, Mullana, Ambala, Haryana, India,

Frank Mayta-Tovalino ,Faculty of Health Sciences, Department of Public Health, Universidad Privada San Juan Bautista, Lima, Republic of Peru, Frank Mayta-Tovalino, Faculty of Health Sciences, Universidad Privada San Juan Bautista, Lima, Republic of Peru, e-mail: estadistico2.0@gmail.com, estadistico2.0@gmail.com

Edith Terán ,School of Dentistry, Universidad Peruana de Ciencias Aplicadas UPC, Lima, Peru,

Ilser Turkyilmaz ,Assistant Professor, Department of Comprehensive Dentistry, Dental School University of Texas Health Science Center, San Antonio Texas, USA, Ilser Turkyilmaz, Assistant Professor Department of Comprehensive Dentistry, Dental School University of Texas Health Science Center, Floyd Curl Drive MSC 7912, San Antonio 7703, Texas 78229-3900, USA, Phone: 210-5676450, Fax: 210-5676376, e-mail: ilserturkyilmaz@yahoo.com, ilserturkyilmaz@yahoo.com

Niki H Hariri ,NYU College of Dentistry, New York, NY, USA,

Leila Jahangiri ,Department of Prosthodontics, NYU College of Dentistry, New York, NY, USA,