Name Info Provider Link
Fetal Health and Development free resource MedlinePlus Health Information https://medlineplus.gov/fetalhealthanddevelopment.html
free resource Public Library of Science https://dx.plos.org/10.1371/journal.pgen.1008107
free resource PubMed Central https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/31194736/
free resource Europe PubMed Central https://europepmc.org/abstract/MED/31194736