Unni, Aswathy, Akshaya K Jayaprakash, Yadukrishnan Mc., and Uma Devi P. 2015. “DRUG UTILIZATION PATTERN IN CHRONIC OBSTRUCTIVE PULMONARY DISEASE INPATIENTS AT A TERTIARY CARE HOSPITAL”. International Journal of Pharmacy and Pharmaceutical Sciences 7 (11):389-91. https://journals.innovareacademics.in/index.php/ijpps/article/view/8166.