Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht University, Utrecht 3508 GA, Netherlands.; Cochrane Netherlands, University Medical Center Utrecht, Utrecht University, Utrecht 3508 GA, Netherlands.

Federal Ministry of Health, Khartoum, Sudan. Amalmohamed.sud@gmail.com.; Federal Ministry of Health, Khartoum, Sudan.; Faculty of Medicine, University of Khartoum, Khartoum, Sudan.; Al Nahda College, Khartoum, Sudan.

Division of Nephrology, University of California, Davis School of Medicine, Sacramento, California.; Department of Pathology and Laboratory Medicine, University of California, Davis School of Medicine, Sacramento, California.; Department of Pathology and Laboratory Medicine, University of California, Davis School of Medicine, Sacramento, California. Electronic address: kyjen@ucdavis.edu.

Centre for Global Health, Usher Institute, University of Edinburgh, Edinburgh, UK.; Information Services, University of Edinburgh, Edinburgh, UK.; West China School of Public Health and West China Fourth Hospital, Sichuan University, Chengdu, PR China.; School of Public Health, Zhejiang University, Hangzhou, PR China.; Second Affiliated Hospital, Zhejiang University, Hangzhou, PR China.; Cancer Research UK Edinburgh Centre, Medical Research Council Institute of Genetics and Molecular Medicine, University of Edinburgh, Edinburgh, UK.

[Donaldsson, Snorri; Jonsson, Baldvin; Drevhammar, Thomas] Karolinska Inst, Dept Womens & Childrens Hlth, S-17177 Stockholm, Sweden; [Donaldsson, Snorri; Naver, Lars; Jonsson, Baldvin] Karolinska Univ Hosp, Dept Neonatol, Stockholm, Sweden; [Naver, Lars] Karolinska Inst, CLINTEC, Stockholm, Sweden; [Drevhammar, Thomas] Ostersunds Sjukhus, Dept Anesthesiol, Ostersund, Sweden

The BMJ.

Oxleas NHS Foundation Trust.; Faculty Old Age Psychiatry, Royal Australian and New Zealand College of Psychiatrists.; School of Psychiatry, University of New South Wales.

Department of Clinical Psychology and Experimental Psychopathology, University of Groningen, Grote Kruisstraat 2/1, 9712 TS Groningen, the Netherlands. Electronic address: m.c.eisma@rug.nl.; Department of Clinical Psychology, Utrecht University, Utrecht, the Netherlands; ARQ National Psychotrauma Centre, Diemen, the Netherlands.; Department of Clinical Psychology and Experimental Psychopathology, University of Groningen, Grote Kruisstraat 2/1, 9712 TS Groningen, the Netherlands; Department of Clinical Psychology, Utrecht University, Utrecht, the Netherlands.

武警特色医学中心中医科

Stanford University, Stanford, California.; University of Maryland School of Medicine, Baltimore, Maryland.