A qualitative study looking at the barriers to wearing footwear in Ethiopia that is very relevant to a podoconiosis trial that the Global Health Network is involved in.
The paper is:
Ayode D, McBride CM, de Heer HD, Watanabe E, Gebreyesus T, et al. (2013) A Qualitative Study Exploring Barriers Related to Use of Footwear in Rural Highland Ethiopia: Implications for Neglected Tropical Disease Control. PLoS Negl Trop Dis 7(4): e2199. doi:10.1371/journal.pntd.0002199