Re: "cost considerations and sample size requirements in cohort nad case-control studies"
Am J Epidemiol
.
1979 Jul;110(1):100-2.
doi: 10.1093/oxfordjournals.aje.a112782.
Authors
M C Pike
,
J T Casagrande
PMID:
463859
DOI:
10.1093/oxfordjournals.aje.a112782
No abstract available
Publication types
Letter
MeSH terms
Costs and Cost Analysis
Epidemiologic Methods*
Humans
Sampling Studies