TY  - RPRT
TI  - Evolutionary approach to below replacement fertility.
AU  - Hillard Kaplan
AU  - Jane B Lancaster
AU  - W Troy Tucker
AU  - K G Anderson
DO  - 10.1002/ajhb.10041
UR  - https://pubmed.ncbi.nlm.nih.gov/11891936/
ID  - 11891936
ER  -