Shikha Rani, Shashank Saurav and Shivang Bharti (2021) “Lung Fibrosis in post COVID-19 patients: A hospital based comparative study”, International Journal of Health and Clinical Research, 4(15), pp. 161–165. Available at: https://ijhcr.com/index.php/ijhcr/article/view/2454 (Accessed: 13December2025).