Farzana, S., S. P. Saha, N. Sultana, and M. I. khan. “Gastroprotective Effect of Azadirachta Indica Leaves (Neem) Extract on Aspirin Induced Gastric Ulcer in Rats”. Delta Medical College Journal, Vol. 7, no. 2, Feb. 2020, pp. 61-65, doi:10.3329/dmcj.v7i2.45542.