Sreelatha Regalagadda and Murali Mohan Challa 2021. Antiproliferative Activity of Methanol Extract of Stachytarpheta Urticifolia (Salisb.) Sims Leaf on Human Cancer Four Different Cell Lines (Funded Work). International Journal of Pharma and Bio Sciences. 12, 4 (Dec. 2021), 34–39.