TY  - RPRT
TI  - Monitoring serum theophylline levels.
AU  - L Hendeles
AU  - M Weinberger
AU  - G Johnson
DO  - 10.2165/00003088-197803040-00003
UR  - https://pubmed.ncbi.nlm.nih.gov/354636/
ID  - 354636
ER  -