2
Published 2013
National Clinical Guideline Centre

3
Published 2014
National Institute for Health and Care Excellence

4
Published 2013
British Psychological Society

5
Published 2021
National Institute for Health and Care Excellence (NICE)

6
Published 2020
National Institute for Health and Care Excellence (NICE)

7
Published 2021
National Institute for Health and Care Excellence (NICE)

8
Published 2020
National Institute for Health and Care Excellence (NICE)

9
Published 2020
National Institute for Health and Care Excellence (NICE)

10
Published 2020
National Institute for Health and Care Excellence

11
Published 2020
National Institute for Health and Care Excellence (NICE)

12
Published 2021
National Institute for Health and Care Excellence

13
Published 2020
National Institute for Health and Care Excellence

14
Published 2022
National Institute for Health and Care Excellence (NICE)

15
Published 2022
National Institute for Health and Care Excellence (NICE)

16
Published 2020
National Institute for Health and Care Excellence (NICE)

17
Published 2020
National Institute for Health and Care Excellence (UK)

18
Published 2020
National Institute for Health and Care Excellence (NICE)

19
Published 2021
National Institute for Health and Care Excellence

20
Published 2021
National Institute for Health and Care Excellence (NICE)