American Cancer Society

This non-profit site contains an overview of cancer resources on the Internet. It contains information for both parents and physicians, with over 4000 links to pages with cancer information available via various sub-menus: by disease type, locations etc.

中国临床肿瘤学会 (Chinese Society of Clinical Oncology,简称CSCO)，成立于1997年，是由临床肿瘤学工作者与相关企事业单位自愿组成的全国性、学术性、非营利性专业学术团体。

中华口腔医学会 – Chinese Stomatological Association

The International Society for Infectious Diseases (ISID) brings together a network of over 80,000 individuals from around the world.

美国儿科学会

21wecan,国家卫生健康委人才交流服务中心