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8by HELMSDAL, GUNNHILD, OLSEN, SJÚRÐUR F.Get access
Published in Acta Obstetricia et Gynecologica Scandinavica (2009)
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12by Olsen, H. F., Klemetsdal, G., Ruane, J., Helfjord, T.Get access
Published in Acta Agriculturae Scandinavica, Section A - Animal Science (2010)
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13by Olsen, Sjúröur F., Samuelsen, Steintora, Joensen, Høgni D.Get access
Published in BJOG: An International Journal of Obstetrics and Gynaecology (1995)
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14by Olsen, S F, Beck, D N, Kollslíd, R, Rasmussen, R WGet access
Published in Journal of Epidemiology & Community Health (2001)
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15by Olsen, S. F., Djurhuus, B., Rasmussen, K., Joensen, H. D., Larsen, S. O., Zoffman, H., Lind, I.Get access
Published 1991
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16by Olsen, S. F., Djurhuus, B., Rasmussen, K., Joensen, H. D., Larsen, S. O., Zoffman, H., Lind, I.Get access
Published in Epidemiology and Infection (1991)
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17by Olsen, S.F., Hansen, Harald S., Sørensen, T.I., Jensen, B., Secher, N.J., Sommer, S., Knudsen, L.B.Get access
Published 1986
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18by Olsen, S.F., Hansen, Harald S., Sommer, S., Jensen, B., Sorensen, T.I.A., Secher, N.J., Zachariassen, P.Get access
Published 1991
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19by Olsen, S.F., Sorensen, J.D., Secher, N.J., Hedegaard, M., Henriksen, T.B., Hansen, Harald S., Grant, A.Get access
Published in The Lancet (1992)
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20by Olsen, S.F., Søorensen, J.D., Secher, N.J., Hedegaard, M., Henriksen, T.B., Hansen, Harald S., Grant, A.Get access
Published 1994
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