Tooba Fateen, Zertaj Kashif, Sehar Shamshad Ali, Fauzia Aamer, Kanwar Sajid Ali, Muhammad Bilal Pasha, Sonia Zafar Warriach. Vitamin B 12 deficiency….The predominant cause of macrocytic anemia in pediatric population visiting Children hospital Lahore. Pakistan Journal of Medical & Health Sciences [Internet]. 2022 Apr. 12 [cited 2024 Jul. 17];16(03):242. Available from: https://pjmhsonline.com/index.php/pjmhs/article/view/414