Food and Drug Administration: https://www.fda.gov.tw

Ministry of Health and Welfare: https://www.mohw.gov.tw

Center of Drug Evaluation: http://www.cde.org.tw

Information of Taiwan Medicine guidelines: http://regulation.cde.org.tw

Taiwan Clinical Trial information: https://www1.cde.org.tw/ct_taiwan/

Taiwan Clinical Researh Association: http://www.tcra-org.tw

Taiwan Clinical Trial Consortuim: https://www.taiwanclinicaltrials.tw/tw

US Food & Drug Administration: https://www.fda.gov/

ClinicalTrials.gov: https://clinicaltrials.gov

China Food & Drug Administration: http://english.nmpa.gov.cn/

KFDA: http://mfds.go.kr/eng/index.do;jsessionid=2eFdEeIPrw3KDzvpL1wtzsQUlZhnldnnfWSiafGpV2conwFM0612abWxewbFJnX

UK MHRA: http://www.mhra.gov.uk/spc-pil

Singapore HSA: https://www.hsa.gov.sg/

European Clinical Trials Database: https://eudract.ema.europa.eu/results-web