00509 2200157 4500245005600000020001800056250000900074100002300083650002900106005001900135260005200154041001400206084001000220300001400230500010700244 aCRITICAL CARE OBSTETRICALcSTEVEN L.CLARCK,MDhText a0-86542-153-6 aviii aSTEVEN L.CLARCK,MD aCRITICAL CARE OBSTETRICS a20250213131552 aLondonb,Blackwell scientific publicationc1991 aIndonesia a618.1 a21X30CM : aJust one generation ago obstetricians were derogatorily referred to as"medically eduaced niht-watchmen