Effects of bitter leaf (Vernonia amygdalina) meal as a feed additive on organ weights, serum biochemistry, organ histopathology and carcass of grasscutters (Thryonomys swinderianus). NJAP [Internet]. 2026 Jan. 14 [cited 2026 Oct. 14];53(1):53-70. Available from: https://www.njap.org.ng/index.php/njap/article/view/9150