Farooq, Ammar, Jahangir Anjum, Talat Zafar, and Umer Farooq Khurshid. “Frequency of Folate and Vitamin B12 Deficiency Among Patients With Crohn’s Disease”. Indus Journal of Bioscience Research 3, no. 4 (April 30, 2025): 1087–1091. Accessed October 23, 2025. https://ijbr.com.pk/IJBR/article/view/2435.