Profil pasien sakit kritis yang dirawat di PICU RSUPN Cipto Mangunkusumo berdasar sistem skoring PELOD-2 periode Januari-Desember 2018 = Critically ill patient s profile in pediatric intensive care unit (PICU) Cipto Mangunkusumo Hospital based on Pediatric Logistic Organ Dysfunction-2 (PELOD-2) score in January-December 2018