TY  - RPRT
TI  - Registry evaluation methods: a review and case study.
AU  - J Goldberg
AU  - H M Gelfand
AU  - P S Levy
PY  - 1980
DO  - 10.1093/oxfordjournals.epirev.a036224
UR  - https://pubmed.ncbi.nlm.nih.gov/7000537/
ID  - 7000537
ER  -