Pages 442-444 in H. Linderholm et al., eds. Circumpolar Health 87. Proceedings of the Seventh International Congress on Circumpolar Health, Umeå, Sweden, 1987. Arctic Medical Research. 1988;47 Supp 1.
Department of Public Health Science, University of Oulu
Regional Institute of Occupational Health, Oulu, Finland
Source
Pages 442-444 in H. Linderholm et al., eds. Circumpolar Health 87. Proceedings of the Seventh International Congress on Circumpolar Health, Umeå, Sweden, 1987. Arctic Medical Research. 1988;47 Supp 1.