Jern, P
Johansson, A
Piha, J
Westberg, L
Santtila, P
Article History
Received: 4 March 2014
Revised: 22 August 2014
Accepted: 18 October 2014
First Online: 20 November 2014
Competing interests
: During the past 3 years, the third author (Dr Piha) has received financial compensation from Eli Lilly (lecturer, conducting scientific studies), Janssen-Cilag (conducting scientific studies), PharmaNord (lecturer, consultant) and MEDA (lecturer, consultant). None of the aforementioned have had any role in the present study, including data collection, preparation or analysis.