Multicenter clinical trial
Multicenter clinical study
Multicenter clinical trail
Prospective multicenter clinical trial
Multicenter clinical trials
Clinical research
临床试验
临床科研
临床观察
临床医学研究
制剂临床研究
临床疗效研究
临床应用
临床疗效
临床研究
临床调查
急性毒性
clinical research base of TCM
clinical research coordinator
clinical research methodology
clinical research of osteoporosis
Clinical research oriented
clinical research physician
clinical research progress
Clinical research project ofTCM
clinical research staff
Controlled clinical research
management and analysis for medical data from clinical research
methodology of clinical research
Short term clinical research