Name Info Provider Link
Infant and Newborn Development free resource MedlinePlus Health Information https://medlineplus.gov/infantandnewborndevelopment.html
subscription/membership/fee required Nature Publishing Group https://doi.org/10.1038/sj.mp.4001212
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=12556912.ui