Source:
Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke [Tidsskr Nor Laegeforen] 2002 Feb 20; Vol. 122 (5), pp. 503-6.Publisher: Norske Laegeforening Country of Publication: Norway NLM ID: 0413423 Publication Model: Print Cited Medium: Print ISSN: 0029-2001