Dr. Md. Jafar Ullah At the present time, Covid-19 is a horror throughout the world. Till today, it took over 3.5 lakh human lives along with 522 in Bangladesh as on 27th May 2020. This pandemic disease is still on…
Dr. Md. Jafar Ullah At the present time, Covid-19 is a horror throughout the world. Till today, it took over 3.5 lakh human lives along with 522 in Bangladesh as on 27th May 2020. This pandemic disease is still on…