TY  - RPRT
TI  - Selecting tests in diagnostic keys with unknown responses.
AU  - J C Gower
AU  - J A Barnett
PY  - 1971
DO  - 10.1038/232491a0
UR  - https://pubmed.ncbi.nlm.nih.gov/16077548/
ID  - 16077548
ER  -