Practical gastrointestinal endoscopy / Peter B. Cotton, Christopher B. Williams; foreword by Marvin H. Sleisenger
de Peter B. Cotton, Christopher B. Williams, Marvin H. Sleisenger
de Peter B. Cotton, Christopher B. Williams, Marvin H. Sleisenger
Blackwell Scientific Publications; Distributers, U.S.A., Year Book Medical Publishers · inglés
Blackwell Science · inglés · ISBN 9780632027064