Rahman, Md Azizur, et al. “Comparison of Viral Clearance Between Ivermectin With Doxycycline and Hydroxychloroquine With Azithromycin in COVID-19 Patients”. Journal of Bangladesh College of Physicians and Surgeons, vol. 38, June 2020, pp. 5-9, doi:10.3329/jbcps.v38i0.47514.