Name Info Provider Link
subscription/membership/fee required Chinese Medical Association Publishing House Ltd. https://www.yiigle.com/LinkIn.do?linkin_type=pubmed&issn=0376-2491&year=2012&vol=92&issue=31&fpage=2191
Scars free resource MedlinePlus Health Information https://medlineplus.gov/scars.html
Ectopic Pregnancy free resource MedlinePlus Consumer Health Information https://medlineplus.gov/ectopicpregnancy.html