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Twinning Rates by Residence in Denmark 1978 to 1982Institute of Social Medicine, University of Aarhus, Copenhagen, Denmark
National Board of Health, Copenhagen, Denmark It has been suggested in the literature that twinning rates are reduced by psychosocial stress associated with urban life. No support for this hypothesis was found in a study based upon the 5762 twins and 280158 singletons that were born in Denmark in the period 1978 to 1982.
Key Words: twinning rates urban life epidemiology
Scandinavian Journal of Public Health, Vol. 14, No. 3,
147-150 (1986) |
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