00433cam a2200169 a 4500020002200000082001600022100002200038245003900060250001200099260003400111300002400145650002000169650001600189654001500205700002200220700002100242  a0721622011 (pbk.)00a618.92bPOL  aPolin, Richard A.00aWorkbook in practical neonatology   a2nd ed.  aPhiladelphia bSaundersc1993  aix, 480 p. bill. ; 0aNewborn infants 2aNeonatology  aPediatrics1 aPolin, Richard A.1 aBurg, Fredric D.