Stauffer, WM; Behrens, RH; (2005) Providing travel medicine advice to visiting friends and relatives travellers: high risk and difficult to advise. Clinics in Family Practice, 7 (4) (4). pp. 717-729. ISSN 1522-5720 https://researchonline.lshtm.ac.uk/id/eprint/9379 Full text not available from this repository.