Protektabilitas jaminan kesehatan nasional terhadap tingkat pengeluaran biaya kesehatan tunai (out-of-pocket) rumah tangga di Indonesia : analisis data Susenas tahun 2012 = Protectability of national health insurance on households health expenditures (out-of-pocket) in Indonesia : analysis of Susenas data of 2012

Fenomena out-of-pocket kesehatan, kejadian katastropik, dan pemiskinan pada rumah tangga di Indonesia tahun 2014-2016 = Out-of-pocket healthcare phenomenon, incidence catasthropic and impoverishment in Indonesia's household 2014-2016

Peran jaminan kesehatan nasional terhadap pengeluaran biaya kesehatan tunai katastropik penduduk lanjut usia di Provinsi Daerah Istimewa Yogyakarta = The role of national health insurance for catastrophic out of pocket health expenditures in elderly at The Special Region of Yogyakarta in 2018

Pengaruh kepemilikan jaminan kesehatan terhadap belanja kesehatan katastrofik di Indonesia tahun 2012 = The effect of health insurance ownership for household catastrophic expenditure in Indonesia in 2012

Analisis pengaruh kepesertaan penerima bantuan iuran (PBI) - BPJS kesehatan terhadap pengeluaran kesehatan per kapita rumah tangga dalam akses layanan kesehatan rawat jalan dan rawat inap = The effect of Indonesias subsidized health insurance scheme on households out-of-pocket per capita health expenditures in regards with outpatient and inpatient health services / Ronaldo Octaviano