Studi pembentukan DNA adduct 8-OHdG sebagai biomarker risiko kanker secara in vivo pada tikus (rattus norvegicus) dan in vitro pada 2'-deoksiguanosin melalui reaksi fenton-like dengan logam tembaga (II) = The study of DNA adduct 8-OHdG formation as a cancer risk biomarker as in vivo on rats (rattus norvegicus) and in vitro study on 2'-deoxyguanosine through fenton-like reaction with Cu (II) metals