1.
Pratap Upadhya, C. Sivaselvi, Rohit Vadala and R. Manju. Management of Acute Exacerbation of Chronic Obstructive Pulmonary Disease during the COVID-19 Pandemic. PRAMR-V7 [Internet]. 2023 Jan. 20 [cited 2026 Jun. 4];:69-76. Available from: https://stm.bookpi.org/PRAMR-V7/article/view/9319