Uji Validitas dan Reliabilitas Kuesioner European Medical Risk-Related History versi Bahasa Indonesia sebagai Alternatif Alat Ukur Penapisan Risiko Medis pada Pasien di Poli Gigi Balai Besar Rehabilitasi Badan Narkotika Nasional = Validity and Reliability of The Indonesian Version of European Medical Risk-Related History Questionnaire as an Alternative Tool to Measure Dental Patientâs Medical Risk in the Drug Rehabilitation Center, National Narcotics Board