TY  - RPRT
TI  - Concentration- or effect-controlled clinical trials with sparse data.
AU  - G Levy
AU  - W F Ebling
AU  - A Forrest
PY  - 1994
DO  - 10.1038/clpt.1994.93
UR  - https://pubmed.ncbi.nlm.nih.gov/8033486/
ID  - 8033486
ER  -