Prevalens Obstructive Sleep Apnea (OSA) pada pasien gagal jantung serta faktor-faktor risiko berdasarkan kuesioner berlin dan dilanjutkan pemeriksaan polisomnografi di RSUP Persahabatan Jakarta = Prevalence of obstructive Sleep Apnea (OSA) in heart failure patients and risk factors according to berlin questionnaire followed by polisomnography examination in Persabatan Hospital Jakarta - Regina An Nisaa Harahap, author (Fakultas Kedokteran Universitas Indonesia, 2016)