Upper gastrointestinal evaluation of asymptomatic patients with iron-deficiency anemia after a negative colonoscopy.
Fernández-Fernández
F J.
FJ
Servicio de Medicina Interna, Hospital Arquitecto Marcide, Ferrol, Spain
Ameneiros-Lago
E
E
Martínez-Debén
F S.
FS
Pía
G
G
Sesma
P
P