Rajaraman Nivetha, Arumugam B, Annamalai Radhakrishnan, Vikram Ashokkumar, Arunagirinathan Keerthana. A cross-sectional comparative study of anxiety and depression among doctors working in covid care centres during the first and second waves of COVID-19 pandemic in Chennai, Tamil Nadu. Asian J Med Sci [Internet]. 2023 Feb. 1 [cited 2024 Nov. 24];14(2):3-8. Available from: https://nepjol.info/index.php/AJMS/article/view/49260