00293nam a2200109Ia 4500008004100000022001400041040002500055082001900080100002000099245003700119260002700156240214s9999    xx            000 0 und d  a763118564  aNORSU-DumcNORSU-Dum  a618.2/V43/2004  aVarnbey, Helen  0aVarney’s textbook of midwifery  bJones & Bartlettc2004