Name Info Provider Link
free resource HighWire https://jfprhc.bmj.com/lookup/pmidlookup?view=long&pmid=17609084
Birth Control free resource MedlinePlus Health Information https://medlineplus.gov/birthcontrol.html
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=17609084.ui