Re: "Vitamin measurements in pooled blood samples"
Am J Epidemiol
.
1987 Jan;125(1):169-70.
doi: 10.1093/oxfordjournals.aje.a114503.
Authors
G W Comstock
,
K J Helsing
,
B F Polk
,
A A Rider
,
H Abbey
PMID:
3788949
DOI:
10.1093/oxfordjournals.aje.a114503
No abstract available
Publication types
Letter
MeSH terms
Carotenoids / blood*
Humans
Vitamin A / blood*
Vitamin E / blood*
beta Carotene
Substances
beta Carotene
Vitamin A
Vitamin E
Carotenoids