A Mykletun, O Bjerkeset, S Overland, M Prince, M Dewey and R. Stewart
The British Journal of Psychiatry 195 ( 2 ): 118 - 125 , 2009
G Perera, M Soremekun, G Breen and R. Stewart
The British Journal of Psychiatry 195 ( 3 ): 191 - 193 , 2009