Pre-travel malaria enquiries to the United Kingdom national travel advice line 2016: Advice mainly needed on malaria maps and risk groups.

Background: Malaria prevention in travellers can be complex and requires consideration of a number of factors. UK healthcare professionals providing pre-travel malaria advice can access specialist support from the National Travel Health Network and Centre (NaTHNaC) telephone advice line. The aim of this study is to characterise queries to the NaTHNaC telephone advice line regarding pre-travel malaria advice.