TY - BOOK AU - Enrico,Corazziari,editor TI - Approach to the patient with chronic gastrointestinal disorders SN - 8887830002 PY - 2000/// CY - Milano, Italy PB - Messaggi KW - Gastrointestinal system KW - chronic diseases KW - Gastrointestinal diseases KW - diagnosis therapy KW - chronic KW - biopsychosocial approach ER -