by Phillips, K. C., Clarke-Farr, P. C.
Published in African vision and eye health (12.12.2013)

by Phillips, K. C., Mashige, K. P., Clarke-Farr, P. C.
Published in African vision and eye health (12.12.2012)

by Phillips, K. C., Clarke-Farr, P. C.
Published in African vision and eye health (01.12.2008)

by Clarke-Farr, P. C.
Published in African vision and eye health (01.12.2005)

by Barnard, Rian George, Clarke-Farr, Peter Christopher, Latief, Abduraghman
Published in SADJ (Houghton) (23.12.2023)

by Clarke-Farr, P.C.
Published in African vision and eye health (01.12.2006)