1. Renton KW, Mannering GJ. Depression of the hepatic cytochrome P-450 monooxygenase system by administered tilorone (2,7-bis(2-(diethylamino)ethoxy) fluoren-9-one dihydrochloride). Drug Metab Dispos 1976;4:223–231.
2. Renton KW, Mannering GJ. Depression of hepatic cytochrome P-450-dependent monooxygenase systems with administered interferon inducing agents. Biochem Biophys Res Commun 1976;73:343–348.
3. Chang KC, Lauer BA, Bell TD, Chai H. Altered theophylline pharmacokinetics during acute respiratory viral illness. Lancet 1978; 1:1132–1133.
4. Kraemer MJ, Furukawa C, Koup JP, Shapiro G. Altered theophylline clearance during an influenza outbreak. Pediatrics 1982;69:476–480.
5. Woo OF, Koup JR, Kraemer M, Robertson WO. Acute intoxication with theophylline while on chronic therapy. Vet and Human Toxicol 1980;22:48–51.