The effect of co-chemotherapy of ethyl acetate fraction of Long jack roots (Eurycoma longifolia jack) on interleukin-6 expression of 7,12- dimethylbenz(α)anthrasen breast carcinoma model Journal title: Jurnal Kedokteran dan Kesehatan Indonesia Authors: Siti Salma Yusuf, Laela Hayu Nurani, Sitarina Widyarini Subject(s):