Nasrin, Tabassum, Nargis Akhtar, Nandita Ghosh, and Harasit Kumar Paul. 2022. “Correlation of Plasma D-Dimer Concentration With Severity of Patients Systemic Sclerosis”. Journal of Pakistan Association of Dermatologists 31 (3):447-53. https://jpad.com.pk/index.php/jpad/article/view/1622.