R. SAJAN, S. P. SINGH, R. VARMA, G. K. CHOUDHARY, and A. PRAKASH, “Histological changes and protective effect of pipali (Piper longum) in arsenic intoxicated cockerels”, Indian J of Anim Sci, vol. 80, no. 7, pp. 57–59, July 2010, doi: 10.56093/ijans.v80i7.313.