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Espmark A, Niklasson B.Espmark A, et al.Am J Trop Med Hyg. 1984 Nov;33(6):1203-11. doi: 10.4269/ajtmh.1984.33.1203.Am J Trop Med Hyg. 1984.PMID: 6150654
Lundström JO, Vene S, Espmark A, Engvall M, Niklasson B.Lundström JO, et al. Among authors: espmark a.Epidemiol Infect. 1991 Jun;106(3):567-74. doi: 10.1017/s0950268800067637.Epidemiol Infect. 1991.PMID: 1646735Free PMC article.
Skogh M, Espmark A.Skogh M, et al. Among authors: espmark a.Lancet. 1982 Apr 3;1(8275):795-6. doi: 10.1016/s0140-6736(82)91834-7.Lancet. 1982.PMID: 6121242No abstract available.
Skogh M, Espmark A.Skogh M, et al. Among authors: espmark a.Lakartidningen. 1982 Jun 16;79(24):2379-80.Lakartidningen. 1982.PMID: 6128446Swedish.No abstract available.