Pediatr Pol
December 1983
Am J Med Genet
January 1983
The birth prevalence of CNS malformations in the region of Krakow from 1979 to 1981 was determined to be 1.26/1000 from records of all live- and still-birth deliveries. The frequency of anencephaly was 0.
October 1976
June 1975
April 1975
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