TY - GEN AU - Riddington,C J AU - Shipman,A J TI - The use of sustained-release theophylline ('Theo-dur') for the treatment of chronic reversible obstructive lung disease in hospital practice SN - 0007-0947 PY - 1985///0828 KW - Adolescent KW - Adult KW - Aged KW - Child KW - Clinical Trials as Topic KW - Delayed-Action Preparations KW - Female KW - Forced Expiratory Volume KW - Humans KW - Lung Diseases, Obstructive KW - drug therapy KW - Male KW - Middle Aged KW - Peak Expiratory Flow Rate KW - Theophylline KW - therapeutic use N1 - Publication Type: Clinical Trial; Journal Article ER -