1
Published 2012
National Clinical Guideline Centre at The Royal College of Physicians

2
Published 2012
National Clinical Guideline Centre at the Royal College of Physicians

3
Published 2015
National Institute for Health and Care Excellence

5
Published 2012
published by the National Clinical Guideline Centre at the Royal College of Physicians

6
Published 2011
RCOG Press at the Royal College of Obstetricians and Gynaecologists

8
Published 2010
National Institute for Health and Clinical Excellence

10
Published 2006
National Institute for Health and Clinical Excellence (NICE)

11
Published 2009
National Institute for Health and Clinical Excellence (NICE)

12
Published 2011
National Institute for Health and Clinical Excellence (NICE)

13
Published 2007
National Institute for Health and Clinical Excellence (NICE)

14
Published 2005
National Institute for Health and Clinical Excellence (NICE)

15
by Watts, Geoff
Published 2006
National Institute for Health and Clinical Excellence (NICE)

16
Published 2013
National Institute for Health and Clinical Excellence (NICE)

17
Published 2008
National Institute for Health and Clinical Excellence (NICE)

18
Published 2008
National Institute for Health and Clinical Excellence (NICE)

19
by Watts, Geoff
Published 2007
National Institute for Health and Clinical Excellence (NICE)

20
Published 2009
National Institute for Health and Clinical Excellence (NICE)