TY  - RPRT
TI  - HIV vaccine trials: some design issues including sample size calculation.
AU  - D O Dixon
AU  - W N Rida
AU  - P E Fast
AU  - D F Hoth
PY  - 1993
UR  - https://pubmed.ncbi.nlm.nih.gov/8483112/
ID  - 8483112
ER  -