Dushyant Lal Comparative study of the efficacy and safety of theophylline and doxofylline in patients of obstructive lung disease Dushyant Lal; Dr. A. Ray Gu.; Dr. V. K. Vijayan Gu.; Dr. Raj Kumar Gu. - 2009 - 99p. p. cm. Standard No.: 107929 Source: Theses Subjects--Topical Terms: PHARMACOLOGY