TY  - RPRT
TI  - Teaching courses in clinical trial research methods.
AU  - B Spilker
PY  - 1991
DO  - 10.1002/j.1552-4604.1991.tb03727.x
UR  - https://pubmed.ncbi.nlm.nih.gov/1880213/
ID  - 1880213
ER  -