Manju Bala, Singhal Manmohan, and Ratra Poornima. “‘ENDOGENOUS OPIOIDS: A STEP TO PREVENT OBESITY’”. International Journal of Pharma Professional’s Research (IJPPR), Vol. 3, no. 1, 1, pp. 501-7, https://ijppronline.com/index.php/IJPPR/article/view/93.