Evans, T; Cummins, S; Brown, T; (2013) Neighbourhood deprivation and the cost of accessing gyms and fitness centres: National study in Wales. Health & place, 24C. pp. 16-19. ISSN 1353-8292 DOI: https://doi.org/10.1016/j.healthplace.2013.08.001

Kizito, J; Kayendeke, M; Nabirye, C; Staedke, SG; Chandler, CI; (2012) Improving access to health care for malaria in Africa: a review of literature on what attracts patients. Malaria journal, 11. p. 55. ISSN 1475-2875 DOI: https://doi.org/10.1186/1475-2875-11-55

Lalla-Edward, ST; Matthew, P; Hankins, CA; Venter, WDF; Gomez, GB; (2018) Healthcare for truck drivers: Assessing accessibility and appropriateness of South African Roadside Wellness Centres. Journal of transport & health, 8. pp. 63-72. ISSN 2214-1405 DOI: https://doi.org/10.1016/j.jth.2018.01.007

Tam, CC; Lopman, BA; Handan, D; (2003) Paying for bmj.com - Is this measure scientific literature's half open sesame? BMJ, 327 (7427). p. 1347. ISSN 1468-5833 DOI: https://doi.org/10.1136/bmj.327.7427.1347-d