TY  - RPRT
TI  - Evaluating randomized trials of screening.
AU  - H G Welch
AU  - W C Black
PY  - 1997
DO  - 10.1046/j.1525-1497.1997.00017.x
UR  - https://pubmed.ncbi.nlm.nih.gov/9051562/
ID  - 9051562
ER  -