TY - BOOK AU - I. Friedman, Scott L TI - Current diagnosis & treatment in gastroenterology T2 - A Lange Medical Book SN - 08385-1551-7 CY - New York PB - Lange Medical Books KW - GASTROENTEROLOGIA KW - SISTEMA GASTROINTESTINAL KW - TERAPUETICA N1 - Incluye índice ER -