@article{article37765d6e,
title   = {Programmed Death 1 (PD-1) and PD-1 Ligand (PD-L1) expression in chronic apical periodontitis},
author = {Delgado, Ronan Jacques Rezende and Pinheiro,Claudia Ramos and Gasparoto, Thaís Helena and Sipert, Carla Renata and Moraes, Ivaldo Gomes de and Garcia, Roberto Brandão and Bramante, Clóvis Monteiro and Bernardineli, Norberti and Nishiyama, Celso Kenji and Silva, João Santana da and Torres, Sérgio Aparecido and Garlet, Gustavo Pompermaier and Campanelli, Ana Paula},
year = {2019},
doi = {10.14744/eej.2018.46330},
journal   = {European endodontic journal}
}