This scatterplot shows infant mortality by country in 2013, among children under 5 years-old, compared to the health expedenditure per capita.
According to the World Bank, the health expenditure "is the sum of public and private health expenditures as a ratio of total population. It covers the provision of health services (preventive and curative), family planning activities, nutrition activities, and emergency aid designated for health."
Source: Global Health Observatory (GHO) and World Bank.