Rai VK, Kumar A, Sinha S, Tripathi P, Gupta K.
An in vitro Comparison of Endodontic Medicaments Propolis and Calcium Hydroxide alone and in Combination with Ciprofloxacin and Moxifloxacin against Enterococcus Faecalis. 
J Contemp Dent Pract
2015;
16
(5):394-399.