. 2010 Dec;8(2):95–100. doi: 10.4314/aipm.v8i2.71820
© Association of Resident Doctors, UCH, Ibadan
This is an open access article licensed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0) which permits unrestricted, non-commercial use, distribution and reproduction in any medium, provided the work is properly cited.