Hubungan pengetahuan penyakit parkinson dengan sikap pengasuh terhadap pasien penyakit parkinson di Rumah Sakit Umum Pusat Nasional Dr. Cipto Mangunkusumo. = The relationship between the knowledge of Parkinson's disease and the attitudes of caregivers towards Parkinson's disease patients in dr. Cipto Mangunkusumo National Central General Hospital.