Sherwin, JC; Keeffe, JE; Kuper, H; Islam, FMA; Muller, A; Mathenge, W; (2008) Functional presbyopia in a rural Kenyan population: the unmet presbyopic need. Clinical & experimental ophthalmology, 36 (3). pp. 245-251. ISSN 1442-6404 DOI: https://doi.org/10.1111/j.1442-9071.2008.01711.x Full text not available from this repository.