Hematological abnormalities and comorbidities are associated with COVID-19 severity among hospitalized patients: Experience from Bangladesh. oleh Md Ashrafur Rahman, Yeasna Shanjana, Md Ismail Tushar, Tarif Mahmud, Ghazi Muhammad Sayedur Rahman, Zahid Hossain Milan, Tamanna Sultana, Ali Mohammed Lutful Hoq Chowdhury, Mohiuddin Ahmed Bhuiyan, Md Rabiul Islam, Hasan Mahmud Reza