| http://www.w3.org/ns/prov#value | - The evidence that defective germ plasm prior to fertilization of the ovum is responsible for congenital malformations was reviewed by Murphy.2 He could find no evidence to suggest that malformations result from environmental factors which operate for the first time after fertilization has taken place.Recently, however, it has been suggested that there is a relationship between certain acute infect
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