1. University of Turku; Department of Nursing Science; Lemminkäisenkatu 1 Turku Finland 20014
2. University of Turku and Turku University Hospital; Department of Nursing Science; Lemminkäisenkatu 1 Turku Finland 20014
3. The University of Nottingham; Cochrane Schizophrenia Group; Institute of Mental Health University of Nottingham Innovation Park, Triumph Road, Nottingham UK NG7 2TU