Bhaduri Bhattacharyya, N., and J. Bardhan. “Study on the Assessment of Disease Severity in COVID-19 Patients from D-Dimer Estimation in a Tertiary Care Level Hospital, in West Bengal”. Asian Journal of Medical Sciences, vol. 14, no. 2, Feb. 2023, pp. 16-21, doi:10.3126/ajms.v14i2.49593.