Yes: https://pmc.ncbi.nlm.nih.gov/articles/PMC7363754/ https://paa2012.populatio...

		like_any_other 6 months ago \| parent \| context \| favorite \| on: Tracking types of non-parents in the United States Yes: https://pmc.ncbi.nlm.nih.gov/articles/PMC7363754/ https://paa2012.populationassociation.org/papers/121522 https://d-nb.info/1152178954/34