Effect of Moringa oleifera Leaf Extract on Liver and Kidney Histopathology of Sodium Nitrite-Induced Male Rats (Rattus norvegicus) - Niken Ayu Prachelia Putri Niken Ayu Prachelia; Lucya Rahayu Putri Lucya Rahayu; Elsa Yuniarti Elsa; Moralita Chatri Moralita; Siska Alicia Farma Siska Alicia; Yuni Ahda Yuni; Yusni Atifah Yusni (Frontiers on Healthcare Research, 2026)