TY - BOOK AU - Hiedelbaugh, Joel J TI - Gastrointestinal diseases : a multidisciplinary approach SN - 9780323428262 AV - RC 801 Hei PY - 2015/// CY - Philadelphia PB - Elsevier KW - GASTROINTESTINAL SYSTEM--DISEASES--TREATMENT KW - GASTROINTESTINAL SYSTEM--DISEASES ER -