Yuanita, Leny, and Kelvin Rio K. 2022. “THE EFFECT OF YACON TUBERS SYRUP ON CALCIUM CONTENT OF FEMORAL BONE IN WHITE RATS (Rattus Norvegicus)”. Unesa Journal of Chemistry 11 (1):9-17. https://doi.org/10.26740/ujc.v11n1.p9-17.