TY  - RPRT
TI  - Variability in caffeine metabolism.
AU  - D M Grant
AU  - B K Tang
AU  - W Kalow
PY  - 1983
DO  - 10.1038/clpt.1983.80
UR  - https://pubmed.ncbi.nlm.nih.gov/6687705/
ID  - 6687705
ER  -