TY - JOUR TI - Radiographic effect of different radiopacifiers on a potential retrograde filling material PY - 2009 AU - Bortoluzzi, Eduardo Antunes AU - Guerreiro-Tanomaru, Juliane Maria AU - Tanomaru Filho, Mário AU - Duarte, Marco Antonio Hungaro T2 - Oral Surgery, Oral Medicine, Oral Pathology, Oral Radiology, and Endodontology SN - 1079-2104 DO - 10.1016/j.tripleo.2009.04.044 UR - https://doi.org/10.1016/j.tripleo.2009.04.044 PP - Saint Louis VL - 108 IS - 4 SP - 628-632 ER -