- Correspondence to Dr James Ayukekbong, Section for Clinical Research, Redeem Biomedical System, Buea, Cameroon;
- Received April 1, 2015
- Revised May 20, 2015
- Accepted May 21, 2015
- First published June 3, 2015.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.