00257    a2200109   4500020001500000082001300015100001900028245002900047260004100076300001700117650001300134  a9559367927  a616bPER  aPerera, S.D.K.  aArt of clinical medicine  aDivulapitiyabSaraswathic2005g2005  a323p.c25cm.  aDiseases