Return to Article Details Uji Sitotoksisitas Ekstrak Pektin Limbah Kulit Buah Kopi Robusta (Coffea canephora) pada Kultur Sel Fibroblas Pulpa Gigi Manusia (Cytotoxicity Effect of Pectin Extract from Coffea Robusta (Coffea canephora) Fruit Peels on Human Dental Pulp Fibroblasts Cel Download Download PDF