Uji in vivo ekstrak etanol kulit buah manggis (Garcinia mangostana L.) pada induksi karbon tetraklorida : pengamatan aktivitas superoksida dismutase, katalase dan kadar senyawa karbonil hati dan plasma = Invivostudy from ethanolicextractof mangosteen rind (Garcinia mangostana L.) on the induction of carbon tetrachloride observation of superoxide dismutase catalase activity andcarbonyl compound in liver and plasma