About the Authors
- Irene J. Higginson
-
* E-mail: irene.higginson@kcl.ac.uk (IJH); wei.gao@kcl.ac.uk (WG)
Affiliation Cicely Saunders Institute, King's College London, London, United Kingdom
- Wei Gao
-
* E-mail: irene.higginson@kcl.ac.uk (IJH); wei.gao@kcl.ac.uk (WG)
Affiliation Cicely Saunders Institute, King's College London, London, United Kingdom
- Tariq Zaffer Saleem
-
Affiliation Cicely Saunders Institute, King's College London, London, United Kingdom
- K. Ray Chaudhuri
-
Affiliations Institute of Psychiatry, King's College London, London, United Kingdom, National Parkinson Foundation International Centre of Excellence, Kings College Hospital, London, United Kingdom
- Rachel Burman
-
Affiliation Cicely Saunders Institute, King's College London, London, United Kingdom
- Paul McCrone
-
Affiliation Institute of Psychiatry, King's College London, London, United Kingdom
- Peter Nigel Leigh
-
Affiliation Institute of Psychiatry, King's College London, London, United Kingdom
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: PNL IJH TZS KRC RB PM. Analyzed the data: WG IJH. Contributed reagents/materials/analysis tools: WG IJH PNL. Recruited and interviewed patients, trained other interviewers, entered, checked and cleaned data: TZS. Senior investigators and led the study: PNL IJH. Designed and executed the analysis plan: WG IJH. Drafted manuscript: IJH PNL WG. Made critical revisions: TZS KRC RB PM.