[1] AJ Inst Med Sci & Res Ctr, Mangalore, Karnataka, India
[2] Govt Med Coll, Nizamabad, Telangana, India
[3] Maheshwara Med Coll Hosp, Hydeaabad, Hyderabad, Telangana, India
[4] Kamala Hosp & Res Ctr Thalassemia & Sickle Cell Pa, Khammam, Telangana, India