TY - JOUR AN - 36 AU - Sandler,R.S. AU - Everhart,J.E. AU - Donowitz,M. TI - The burden of selected digestive diseases in the United States. JO - Gastroenterology PY - 2002 VL - 122 SP - 1500-1511 M2 - 1500 DO - 10.1053/gast.2002.32978 ER -