TY  - JOUR 
T1  - PROF. DR. EDMUNDO MACHADO FERRAZ: FORMER PRESIDENT OF THE BRAZILIAN COLLEGE OF DIGESTIVE SURGERY
JO  - ABCD. Arquivos Brasileiros de Cirurgia Digestiva (São Paulo)
SN  - 0102-6720
UL  - 10.1590/0102-672020220002e1680
VL  - 35 
Y1  - 2022
PB  - Brasil 
ER  -