jstor.org/stable/352992



cdc.gov/nchs/data/seri…

onlinelibrary.wiley.com/doi/abs/10.111…




jstor.org/stable/23027992



royalsocietypublishing.org/doi/10.1098/rs…

jstor.org/stable/353867




onlinelibrary.wiley.com/doi/abs/10.111…




link.springer.com/article/10.100…




Religiosity was a significant factor in fertility, even with all other factors controlled for.
onlinelibrary.wiley.com/doi/abs/10.111…



