00289nam a2200109Ia 4500008004100000040003800041100001900079245002800098260002900126300001100155653001300166211217s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aSchon, H Schon 0aMalabsorption syndromes  bS KargeraNew Yorkc1963  a116 p.  aMedicine