TY  - RPRT
TI  - Evaluating efficacy.
AU  - J Wittenberg
AU  - H V Fineberg
PY  - 1980
DO  - 10.2214/ajr.134.6.1277
UR  - https://pubmed.ncbi.nlm.nih.gov/6770649/
ID  - 6770649
ER  -