00310nam a2200121Ia 4500008004100000020001800041082001400059100002000073245006500093250000800158260001400166300000800180160921s9999    xx            000 0 und d  a0-7817-2899-1  a618.92075  aBELLET PAUL S.   aTHE DIAGNOSTIC APPROACH TO SYMPTOMS AND SIGNS IN PEDIATRICS   a2nd  bLWWc2002  a576