Antiangiogenic effect of sambung nyawa leaves (Gynura procumbens (Lour.) Merr.) etanolic extract on chick embryo chorioallantoic membrane (CAM) - Jenie, Riris Istighfari; Faculty of Pharmacy Universitas Gadjah Mada Yogyakarta (Faculty of Pharmacy Universitas Gadjah Mada, Yogyakarta, Skip Utara, 55281, Indonesia, 2006)