TY  - RPRT
TI  - Weaning in rats: I. Maternal behavior.
AU  - C P Cramer
AU  - E Thiels
AU  - J R Alberts
PY  - 1990
DO  - 10.1002/dev.420230604
UR  - https://pubmed.ncbi.nlm.nih.gov/2272405/
ID  - 2272405
ER  -