PubMed:https://pubmed.ncbi.nlm.nih.gov/
Web of Science:https://login.webofknowledge.com
Elsevier:https://www.elsevier.com
Springer:https://www.springer.com
Wiley:https://www.wiley.com
CALIS 公共目录检索系统:http://opac.calis.edu.cn/opac/advanceSearch.do
中国知网:https://www.cnki.net/
NATURE: https://www.nature.com/nature/articles
SCIENCE: https://www.sciencemag.org
CELL:https://www.cell.com
THE NEW ENGLAND JOURNAL OF MEDICINE: https://www.nejm.org
JAMA: https://jamanetwork.com
THE LANCET: https://www.thelancet.com