TY  - RPRT
TI  - Five PSA methods compared by assaying samples with defined PSA ratios.
AU  - A B Blase
AU  - R L Sokoloff
AU  - K M Smith
PY  - 1997
UR  - https://pubmed.ncbi.nlm.nih.gov/9166240/
ID  - 9166240
ER  -