Afzal, Saeed, Mumtaz Ahmad, Azhar Mubarik, Saleem Ahmad Khan, Lubna Zafar, and Dilshad Ahmad Khan. 2016. “Significance of Bone Marrow Trephine Biopsy in the Diagnosis of Hematological and Non-Hematological Disorders”. Pakistan Journal of Pathology 17 (1). https://www.pakjpath.com/index.php/Pak-J-Pathol/article/view/187.