Asylum seekers health and wellbeing (TERTTU) survey: study protocol for a prospective total population health examination survey on the health and service needs of newly arrived asylum seekers in Finland.

Introduction: Health, well-being and health service needs of asylum seekers have emerged as urgent topics following the arrival of 2.5 million asylum seekers to the European Union (EU) between 2015 and 2016. However, representative information on the health, well-being and service needs of asylum seekers is scarce.