00398nam a22001577a 4500020001800000082001300018100002200031245005500053250001200108260002700120300001300147654001600160700002200176700002200198700002000220  a9788126568093  a618bPOW  aPowrie, Raymond O  aDe Swiet's medical disorders in obstetric practice  a5th ed.  aNew DelhibWileyc2017  a1-793 p.  aGynaecology  aPowrie, Raymond O  aGreene, Michael F  aCamann, William