TY  - RPRT
TI  - Current problems and future challenges in randomized clinical trials.
AU  - A R Feinstein
PY  - 1984
DO  - 10.1161/01.cir.70.5.767
UR  - https://pubmed.ncbi.nlm.nih.gov/6488491/
ID  - 6488491
ER  -