Caffeine measured in serum from infants with the theophylline channel of the Abbott TDx.
D001322:Autoanalysis / Q000295:instrumentation; D002110:Caffeine / Q000097:blood*; D006801:Humans; D007231:Infant, Newborn; D013806:Theophylline / Q000097:blood*
D002110:Caffeine; D013806:Theophylline