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Bucher A, Gaustad P, Pape E.Bucher A, et al.Scand J Infect Dis. 1990;22(2):223-6. doi: 10.3109/00365549009037906.Scand J Infect Dis. 1990.PMID: 2356445
Bucher A, Olsen P, Müller F.Bucher A, et al.Tidsskr Nor Laegeforen. 2003 Mar 20;123(6):797-9.Tidsskr Nor Laegeforen. 2003.PMID: 12693119Free article.Norwegian.No abstract available.