Beg, Mirza A., Shakti B. Dutta, Shalu Bawa, Amanjot Kaur, Subhash Vishal, and Upendra Kumar. 2017. “Prescribing Trends in Respiratory Tract Infections in a Tertiary Care Teaching Hospital”. International Journal of Research in Medical Sciences 5 (6):2588-91. https://doi.org/10.18203/2320-6012.ijrms20172452.