42
Published 2009
National Institute for Health and Clinical Excellence (UK)

43
Published 2009
National Institute for Health and Clinical Excellence

45
Published 2012
published by the National Clinical Guideline Centre at the Royal College of Physicians

46
Published 2008
RCOG Press

49
Published 2008
RCOG Press

52
by Packham, Karen
Published 2010
Royal College of Obstetricians and Gynaecologists

53
by Welsh, Andrew
Published 2010
Royal College of Obstetricians and Gynaecologists

54
Published 2011
British Psychological Society

55
Published 2011
National Clinical Guideline Centre at the Royal College of Physicians

56
Published 2010
National Institute for Health and Clinical Excellence

57
Published 2010
National Institute for Health and Clinical Excellence

58
Published 2011
National Clinical Guideline Centre at the Royal College of Physicians

59
Published 2011
Royal College of Obstetricians and Gynaecologists