TY  - JOUR 
T1  - Pyoderma gangrenosum associated to the use of cocaine/levamisole. Series of three cases and literature review<sup>,</sup>
JO  - Anais Brasileiros de Dermatologia
A1  - Martínez-Gómez, Manuel
A1  - Ramírez-Ospina, Joan Andrés
A1  - Ruiz-Restrepo, Juan David
A1  - Velásquez-Lopera, Margarita María
SN  - 0365-0596
UL  - 10.1016/j.abd.2020.06.014
VL  - 96 
Y1  - 2021
PB  - Brasil 
ER  -