Prospective versus retrospective approach in the search for environmental causes of malformations
Am J Public Health Nations Health
.
1967 Dec;57(12):2071-5.
doi: 10.2105/ajph.57.12.2071.
Authors
A Klemetti
,
L Saxén
PMID:
6070247
PMCID:
PMC1227998
DOI:
10.2105/ajph.57.12.2071
No abstract available
Publication types
Comparative Study
MeSH terms
Congenital Abnormalities / etiology*
Drug Therapy
Female
Fetal Death
Finland
Humans
Infant Mortality
Infant, Newborn
Memory
Pregnancy
Pregnancy Complications*
Prospective Studies*
Retrospective Studies*
Time Factors