@misc{indiciaef8f3a5bc4fa8, title = {Shifting age-parity distribution of births and the decrease in infant mortality.}, author = {N M Morris and J R Udry and C L Chase}, year = {1975}, doi = {10.2105/ajph.65.4.359}, url = {https://pubmed.ncbi.nlm.nih.gov/1119632/}, note = {Source identifier: 1119632} }