Bengt Kallen

Bengt Kallen is professor emeritusof embryology at Lund University in Sweden. He has been working in birth defect epidemiologysince the 1960sand was one of the founders of the Swedish Register of Congenital Malformations, one of the first registers started after the thalidomide tragedy around 1960. He worked for many years in the International Clearinghouse for Birth Defects Monitoring Systems and has published numerous scientific articles on congenital malformations, mostnotably on the effect...See more

Bengt Kallen is professor emeritusof embryology at Lund University in Sweden. He has been working in birth defect epidemiologysince the 1960sand was one of the founders of the Swedish Register of Congenital Malformations, one of the first registers started after the thalidomide tragedy around 1960. He worked for many years in the International Clearinghouse for Birth Defects Monitoring Systems and has published numerous scientific articles on congenital malformations, mostnotably on the effect of maternal drug use and "in vitro" fertilization. See less