TY  - RPRT
TI  - Variability in cortisol level assay methods.
AU  - R T Rubin
AU  - R E Poland
PY  - 1984
DO  - 10.1001/archpsyc.1984.01790180094017
UR  - https://pubmed.ncbi.nlm.nih.gov/6732434/
ID  - 6732434
ER  -