TY  - RPRT
TI  - Variations in ambulatory test use: what do they mean?
AU  - A M Epstein
AU  - B J McNeil
PY  - 1987
DO  - 10.1016/s0025-7125(16)30837-9
UR  - https://pubmed.ncbi.nlm.nih.gov/3295421/
ID  - 3295421
ER  -