The Venezuelan Section of Gastrointestinal Endoscopy.
Guelrud
M
M
Venezuelan Section of Gastrointestinal Endoscopy, Caracas.
González
J C
JC
Piñero
R
R
D016099:Endoscopy, Gastrointestinal; D005762:Gastroenterology; D006801:Humans; D012955:Societies, Medical; D014687:Venezuela