Mohammadreza Nakhaei ,Assistant Professor, Mohammadreza Nakhaei Assistant Professor, Department of Prosthodontics, Faculty of Dentistry and Dental Research Center, Mashhad University of Medical Sciences, Vakilabad Blvd, Mashhad, Iran, PO Box: 91735- 984, Phone: +98-511-8829501, Fax: +98-511-8829500, e-mail: mrn_nakhaei@yahoo.com, mrn_nakhaei@yahoo.com

Jalil Ghanbarzadeh ,Associate Professor, Department of Prosthodontics, Faculty of Dentistry and Dental Research Center, Mashhad University of Medical Sciences, Mashhad, Iran,

Samin Alavi ,Postgraduate Student, Department of Restorative Dentistry, Kerman University of Medical Sciences, Kerman, Iran,

Sahar Amirinejad ,Department of Restorative Dentistry, School of Dentistry Shahid Beheshti University of Medical Sciences, Tehran, Iran, Sahar Amirinejad, Department of Restorative Dentistry, School of Dentistry and Dental Research Center, Velenjak St. Shahid Chamran Highway, Tehran, Iran Phone: +982122439982, e-mail: amirinejad.sahar@gmail.com, amirinejad.sahar@gmail.com

Hamidreza Rajatihaghi ,Department of Prosthodontics, School of Dentistry, Mashhad University of Medical Sciences, Mashhad, Iran,

N Malathi ,Department of Oral Pathology, Sri Ramachandra University Chenai, Tamil Nadu, India,

Tina Elizabeth Jacob ,Department of Oral and Maxillofacial Pathology, Bangalore Institute of Dental Sciences and Hospital, Bengaluru, Karnataka India, Tina Elizabeth Jacob, Associate Professor, Department of Oral and Maxillofacial Pathology Bangalore Institute of Dental Sciences and Hospital, Hosur main road, Lakkasandra, Bengaluru 560029, Karnataka, India Phone: +919900984984, e-mail: drtinajaicob@yahoo.co.in, drtinajaicob@yahoo.co.in

Sharada T Rajan ,Department of Oral and Maxillofacial Pathology, Faculty of Dental Sciences, Sri Ramachandra University and Hospital Chennai, Tamil Nadu, India,

N Manish ,Department of Oral Pathology and Microbiology, Bangalore Institute of Dental Sciences, Bengaluru, Karnataka, India,

Kusai Baroudi ,Department of Restorative Dental Sciences, Al-Farabi College of Dentistry and Nursing, Riyadh, Saudi Arabia, Kusai Baroudi, Assistant Professor Department of Restorative Dental Sciences, Al-Farabi College of Dentistry, Riyadh-11691, PO Box: 85184, Saudi Arabia, Fax: +96612324580, Phone 00966-12273151, e-mail: d_kusai@yahoo.co.uk, d_kusai@yahoo.co.uk

Rushabh Dagli ,Department of Public Health Dentistry, Vyas Dental College and Hospital, Jodhpur, Rajasthan, India,

Namrata Dagli ,Care Institute of Medical Science, Ahmedabad, Gujarat, India, Namrata Dagli, Past Member, Ethical Committee of Clinical Research, Care Institute of Medical Science, Ahmedabad, India, e-mail r.j.dagli@gmail.com, r.j.dagli@gmail.com

Shrouq Darwish ,Department of Oral Medicine and Diagnostic Sciences Alfarabi Colleges, Riyadh, Saudi Arabia,

Ghada A Maghaireh ,Department of Conservative Dentistry, Jordan University of Science and Technology, Irbid, Jordan, Ghada A Maghaireh, Assistant Professor, Department of Conservative Dentistry, Jordan University of Science and Technology, Department of Conservative Dentistry P.O. Box 3030, Irbid 22110, Jordan, Phone: +962798809296 e-mail: gmaghair@just.edu.jo, gmaghair@just.edu.jo

Hanan AIzraikat ,Department of Conservative Dentistry, Jordan University of Science and Technology, Irbid, Jordan,

Nessrin A Taha ,Department of Conservative Dentistry, Jordan University of Science and Technology, Irbid, Jordan,

Manjula Hebbale ,Reader, Department of Oral Medicine and Radiology, Bharati Vidyapeeth Deemed University Dental College and Hospital Pune, Maharashtra, India,

Nisha Singh ,Department of Oral Medicine and Radiology, Bharati Vidyapeeth Deemed University, Dental College and Hospital Pune, Maharashtra, India, Nisha Singh, Postgraduate Student Department of Oral Medicine and Radiology, Bharati Vidyapeeth Deemed University, Dental College and Hospital, Pune 411043 Maharashtra, India, Phone: +8554857898, e-mail: dr.nish12oct@gmail.com, dr.nish12oct@gmail.com

Amit Mhapuskar ,Department of Oral Medicine and Radiology, Bharati Vidyapeeth Deemed University, Dental College and Hospital Pune, Maharashtra, India,

Shams Ul Nisa ,Department of Oral Medicine and Radiology, Bharati Vidyapeeth Deemed University, Dental College and Hospital Pune, Maharashtra, India,

Shameeka Thopte ,Department of Oral Medicine and Radiology, Bharati Vidyapeeth Deemed University, Dental College and Hospital Pune, Maharashtra, India,

Caroline Freitas Rafael ,Department of Dentistry, Federal Univesity of Santa Catarina, Santa Catarina, Brazil, Caroline Freitas Rafael, PhD Student, Department of Dentistry, Federal Univesity of Santa Catarina, Santa Catarina, Brazil, Phone: +5527997475867 e-mail: carolfreitasrafael@hotmail.com, carolfreitasrafael@hotmail.com

Valquíria Quinelato ,Department of Dentistry, INTO, Rio de Janeiro, Brazil,

Carolina Schaffer Morsch ,Department of Dentistry, Federal Univesity of Santa Catarina, Santa Catarina, Brazil,

Gustavo DeDeus ,Department of Dentistry, Veiga de Almeida University, Rio de Janeiro, Brazil,

Claudia Mendonca Reis ,Department of Dentistry, Federal University of Espirito Santo Espírito Santo, Brazil,

Adilson Luiz Ramos ,Associate Professor, Department of Orthodontics, Maringá University Center, PR Brazil, Luiz Renato Paranhos, Associate Professor, Department of Dentistry, Federal University of Sergipe UFS, Sergipe, Brazil, e-mail: paranhos@ortodontista.com.br, paranhos@ortodontista.com.br

João Paulo De Carli ,Department of Dentistry, Universidade de Passo Fundo, Rio Grande do Sul, Brazil,

Maria Salete Sandini Linden ,Department of Dentistry, Universidade de Passo Fundo, Rio Grande do Sul, Brazil,

Soluete Oliveira da Silva ,Department of Dentistry, Universidade de Passo Fundo, Rio Grande do Sul, Brazil,

Micheline Sandini Trentin ,Department of Dentistry, Universidade de Passo Fundo, Rio Grande do Sul, Brazil,

Felipe de Souza Matos ,Department of Dentistry, Universidade Federal de Sergipe Sergipe, Brazil,

Ariel Adriano Reyes Pacheco ,Department of Orthodontics, Pontifícia Universidade Católica do Paraná, School of Health and BiosciencesCuritiba, Brazil,

Armando Yukio Saga ,Residency in Orthodontics. Pontifícia Universidade Católica do Paraná, School of Health and Biosciences Curitiba, Brazil,

Key Fonseca de Lima ,Graduate Program in Mechanical Engineering. Pontifícia Universidade Católica do Paraná School of Health and Biosciences, Curitiba, Brazil,

Victor Nissen Paese ,Mechanical Engineering Undergraduate Student. Pontifícia Universidade Católica do Paraná, School of Health and Biosciences, Curitiba, Brazil,

BM Rudagi ,Department of Oral and Maxillofacial Surgery, A.C.P.M Dental College, Dhule, Maharastra, India,

Reshma Hammannavar ,Department of Oral and Maxillofacial Surgery, ACPM Dental College, Dhule, Maharastra, India,

Tejus Jaiswal ,Department of Pedodontics and Preventive Dentistry A.C.P.M Dental College, Dhule, Maharastra, India,

Mahmoud Abu-Ta'a ,Department of Oral Surgery and Periodontology, Arab American University, Jenin, Palestine, Mahmoud Abu-Ta'a, Assistant Professor, Department of Oral Surgery and Periodontology, Arab American University Jenin, Palestine, Phone: 00972547380763 e-mail: mahmoud.abutaa@aauj.edu, mahmoud.abutaa@aauj.edu

Antoine Berberi ,Department of Oral and Maxillofacial Surgery, School of Dentistry, Lebanese University, Beirut, Lebanon, Antoine Berberi, Professor, Department of Oral Surgery, School of Dentistry, Lebanese University Beirut, Lebanon, Phone: +961-3-731173, e-mail: anberberi@gmail.com, anberberi@gmail.com

Maissa Aboulhosn ,School of Dentistry, Lebanese University, Beirut, Lebanon,

Cordahi Manal ,Medical School, Lebanese University, Beirut, Lebanon,

Sérgio Luiz Pinheiro ,Professor, Department of Pediatric Dentistry, School of Dentistry Pontifical Catholic University of Campinas, Brazil, Sérgio Luiz Pinheiro, Professor Department of Dentistry, Rua Raul Gasparini No 525, Bairro: Panorama, Residencial Jardim das Palmeiras, Vinhedo-SP CEP: 13280000, Brazil, Phone: 55 11 992450090, e-mail: slpinho@puc-campinas.edu.br, slpinho@puc-campinas.edu.br

Carlos Eduardo da Silveira Bueno ,Department of Conservative Dentistry, Sao Leopoldo Mandic School of Dentistry, Campinas, São Paulo, Brazil,

Luís Alexandre Maffei Sartini Paulillo ,Department of Restorative Dentistry, Piracicaba Dental School, State University of Campinas, São Paulo, Brazil,

Carlos Eduardo Fontana ,Department of Endodontics, São Leopoldo Mandic Institute and Research Center, São Paulo, Brazil,

Alexandre Sigrist De Martin ,Department of Endodontics, São Leopoldo Mandic Institute and Research Center, São Paulo, Brazil,

Mohammad Y Hajeer ,Associate Professor, Department of Orthodontics, University of Damascus Dental School, Damascus, Syrian Arab Republic, Mohammad Y Hajeer, Associate Professor, Department of Orthodontics, University of Damascus Dental School, Damascus, Syrian Arab Republic, Phone: 00963113141343, e-mail: myhajeer@gmail.com, myhajeer@gmail.com

Khaled I Al-Ainawi ,Oral and Maxillofacial Surgery Department, University of Damascus Dental School, Damascus, Syria,

Yaser Al-Mdalal ,Oral and Maxillofacial Surgery Department, University of Damascus Dental School, Damascus, Syria,

Sheila Marques Inamassu-Lemes ,Department of Orthodontics, University of São Paulo City São Paulo, Brazil,

Acácio Fuziy ,Department of Orthodontics, University of São Paulo City São Paulo, Brazil, Acácio Fuziy, Professor, Department of Orthodontics, University of São Paulo City, São Paulo Brazil 03071000, Phone: +551121781310, e-mail: acaciofuziy@hotmail.com, acaciofuziy@hotmail.com

André Luiz Ferreira Costa ,Department of Orthodontics, University of São Paulo City São Paulo, Brazil,

Paulo Eduardo Guedes Carvalho ,Department of Orthodontics, University of São Paulo City São Paulo, Brazil,

Ana Carla Raphaelli Nahás-Scocate ,Department of Orthodontics, University of São Paulo City São Paulo, Brazil,

Roshni ,Senior Lecturer, Department of Conservative Dentistry and Endodontics, Vydehi Institute of Dental Sciences, Bengaluru Karnataka, India,

Mamta Kaushik ,Department of Conservative Dentistry and Endodontics Army College of Dental Sciences, Secunderabad, Telangana India,

Pallavi Reddy ,Department of Conservative Dentistry and Endodontics Army College of Dental Sciences, Secunderabad, Telangana India,

Pooja Udameshi ,Department of Conservative Dentistry and Endodontics Army College of Dental Sciences, Secunderabad, Telangana India, Pooja Udameshi, Postgraduate Student, Department of Conservative Dentistry and Endodontics Army College of Dental Sciences, CRPF Road, Chennapur Jai Jawahar Nagar Post, Secunderabad, Telangana 500087 India Phone: 9849640755; e-mail: pooja.udameshi@gmail.com, pooja.udameshi@gmail.com

Neha Mehra ,Department of Conservative Dentistry and Endodontics Army College of Dental Sciences, Secunderabad, Telangana India,

Aditya Marwaha ,Department of Conservative Dentistry and Endodontics Army College of Dental Sciences, Secunderabad, Telangana India,