ALIYU YUSUF AHMAD. Exploring the Determinants of Out- of- Pocket Expenditure on Healthcare in Kaduna Metropolis, Nigeria: Evidence from a Household Survey. Abuja Journal OF ECONOMICS AND ALLIED FIELDS, [S. l.], v. 8, n. 4, p. 116–122, 2018. Disponível em: https://uniabj.com/index.php/ajeaf/article/view/52. Acesso em: 7 jul. 2024.