Kumar, Amiay, and Rajiva Kumar Singh. “Association Between Different Blood Groups and Blood Hemoglobin Levels of Medical Undergraduates: An Analytical Study”. International Journal of Health and Clinical Research 3, no. 12(S) (December 31, 2020): 202–206. Accessed December 26, 2024. https://ijhcr.com/index.php/ijhcr/article/view/662.