Fig. 1From: Healthcare system inputs and patient-reported outcomes: a study in adults with congenital heart defect from 15 countriesHuman resources and infrastructure of the healthcare system of countries included in APPROACH-IS. Size of the bubbles and number next to bubbles indicate the density of hospital beds per 10,000 people; Sources: World Bank [25], World Health Organization [26] and Taiwan Statistical Data Book 2016 [27]Back to article page