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Dahl-Jørgensen K, Brinchmann-Hansen O, Hanssen KF, Ganes T, Kierulf P, Smeland E, Sandvik L, Aagenaes O.Dahl-Jørgensen K, et al. Among authors: kierulf p.Br Med J (Clin Res Ed). 1986 Nov 8;293(6556):1195-9. doi: 10.1136/bmj.293.6556.1195.Br Med J (Clin Res Ed). 1986.PMID: 3096429Free PMC article.Clinical Trial.