Letter: Notification of malformations under the Obstetric Regulations, 1975.
D000014:Abnormalities, Drug-Induced / Q000453:epidemiology*; D005260:Female; D005387:Finland; D006801:Humans; D007231:Infant, Newborn; D009520:New Zealand; D011247:Pregnancy; D012042:Registries; D013548:Sweden