The Nordic concept of reactive psychosis--a multicenter reliability study.
Hansen H, Dahl AA, Bertelsen A, Birket-Smith M, von Knorring L, Ottosson JO, Pakaslahti A, Retterstøl N, Salvesen C, Thorsteinsson G, et al.
Hansen H, et al. Among authors: ottosson jo.
Acta Psychiatr Scand. 1992 Jul;86(1):55-9. doi: 10.1111/j.1600-0447.1992.tb03226.x.
Acta Psychiatr Scand. 1992.
PMID: 1414402