Jignesh Kanji bhai Parmar, Pratik kumar B. Desai, Nirav kumar Suresh bhai Panchal, and Harshid L. Patel, “Correlation of D - Dimer Level with Demographic Detail of Covid 19 Patients at Tertiary Care Center - A Retrospective Study”, Int. J. Heal. Clin. Res., vol. 4, no. 20, pp. 143–145, Nov. 2021.