TY - JOUR T1 - Whom and how to treat: weighing the costs and effects. JO - Scand J Gastroenterol Suppl PY - 2003/01/01 AU - van Hout BA ED - DO - DOI: 10.1080/00855920310002627 IS - 239 SP - 3 EP - 10 Y2 - 2024/12/22 ER -