A comparative assessment of choline theophyllinate and sustained-release theophylline in patients attending a chest clinic.
D000368:Aged; D001991:Bronchitis / Q000188:drug therapy*; D003692:Delayed-Action Preparations; D006801:Humans; D008297:Male; D008875:Middle Aged; D010095:Oxotremorine / Q000009:adverse effects / Q000627:therapeutic use; D012129:Respiratory Function Tests; D013806:Theophylline / Q000008:administration & dosage* / Q000009:adverse effects
D003692:Delayed-Action Preparations; D010095:Oxotremorine; D013806:Theophylline