Timing of the photoperiod and the hour of birth in rats
Nature
.
1976 Apr 29;260(5554):780-1.
doi: 10.1038/260780a0.
Authors
D W Lincoln
,
D G Porter
PMID:
1264254
DOI:
10.1038/260780a0
No abstract available
MeSH terms
Animals
Female
Labor, Obstetric*
Light*
Parity
Periodicity*
Pregnancy
Rats