Name Info Provider Link
Cesarean Delivery free resource MedlinePlus Health Information https://medlineplus.gov/cesareandelivery.html
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=30285948.ui
subscription/membership/fee required De Gruyter https://www.degruyter.com/document/doi/10.1515/jpm-2018-0227