TY  - RPRT
TI  - International variability in childlessness: a descriptive and analytical study.
AU  - Poston Dl
AU  - K Trent
PY  - 1982
DO  - 10.1177/019251382003004004
UR  - https://pubmed.ncbi.nlm.nih.gov/12264678/
ID  - 12264678
ER  -