Harahap, D.H., Argentina, F., Kurniawati, Y., Murti, C.T. and Satrio, Y.D. 2018. Efficacy of Topical Coffee Paste to Collagen Density in Wistar Rats Incision Wound. Bioscientia Medicina : Journal of Biomedicine and Translational Research. 2, 1 (Jan. 2018), 12-15. DOI:https://doi.org/10.32539/bsm.v2i1.14.