Evaluating the Therapeutic Potential of Vernonia amygdalina: A Promising Antidiabetic Agent in STZ and Nicotinamide-Induced Rat Model, Syahrian, Muhammad Faridz, I Lister Nyoman Ehrich, and Ginting Chrismis Novalinda , Pharmacognosy Journal, February 2024, Volume 16, Issue 1, p.94-99, (2024)