Reerupsi Spontan Gigi Insisif Tetap Sentral Atas Kiri dengan Apeks Terbuka yang Mengalami Intrusi (Laporan Kasus) - Purnamawati, Gamaria; Department of Pediatric Dentistry, Faculty of Dentistry, Universitas Indonesia, Jakarta 10430 (Faculty of Dentistry, University of Indonesia, 2015)