Angral, R., M. Islam, and S. Kundan. “Incidence of Deep Vein Thrombosis and Justification of Chemoprophylaxis in Indian Patients: A Prospective Study”. Bangladesh Medical Research Council Bulletin, vol. 38, no. 2, Dec. 2012, pp. 67-71, doi:10.3329/bmrcb.v38i2.12885.