Ovatodiolide of Anisomeles indica exerts the anticancer potential on pancreatic cancer cell lines through STAT3 and NF-kappaB regulation - Hsieh, Y J; Tseng, S P; Kuo, Y H; Cheng, T L; Chiang, C Y; Tzeng, Y M; Tsai, W C (Evid Based Complement Alternat Med, 2016)