TY  - RPRT
TI  - Forecasting first births.
AU  - W J Primeaux
AU  - D E Pursell
AU  - C L Bare
PY  - 1984
DO  - 10.1016/s0090-5720(84)80004-2
UR  - https://pubmed.ncbi.nlm.nih.gov/12267585/
ID  - 12267585
ER  -