Health	‘A state of complete physical, mental, and social well-being and not merely the absence of disease or infirmity’ (WHO)
Access to care	‘Facilitating access is concerned with helping people to command appropriate health care resources in order to preserve or improve their health’, depending on availability, accessibility, acceptability, barriers to utilization (Gulliford et al. 2001)
Undocumented migrants	‘Foreign citizens present on the territory of a state, in violation of the regulations on entry and residence, having crossed the border illicitly or at an unauthorized point: those whose immigration/migration status is not regular, and can also include those who have overstayed their visa or work permit, those who are working in violation of some or all of the conditions attached to their immigration status: and failed asylum seekers or immigrants who have no further right to appeal and have not left the country’ (European Glossary on undocumented migration)