Duke, Roseline http://orcid.org/0000-0001-8222-2579
Eyong, Komomo
Burton, Kathryn
MacLeod, David
Dutton, Gordon N.
Gilbert, Clare
Bowman, Richard
Funding for this research was provided by:
Queen Elizabeth Diamond Jubilee Trust/Commonwealth Eye Health Consortium.London School of Hygiene and Tropical Medicine (ITCRZC6814)
Article History
Received: 16 January 2018
Accepted: 15 June 2019
First Online: 10 July 2019
Ethics approval and consent to participate
: The study will be conducted in accordance with the Helsinki Declaration and the consent of participants will be obtained. Ethical approval has been received from the Cross River State Ethics committee of the Ministry of Health (CRS/MH/HREC/015/Vol.V/211) and from the LSHTM Research Ethics Committee (LSHTM Ethics Ref. 11678).
: Not applicable.
: The authors declare that they have no competing interests.