by Quaye, W, Yawson, I, Yawson, R M, Williams, I E
Published in African journal of biotechnology (04.05.2009)

by Yawson, Robert M, Yawson, Ivy
Published in IDEAS Working Paper Series from RePEc (01.01.2008)

by Robert M. Yawson, Ivy Yawson

by (Johnson-Kanda), Yawson, Ivy, Yawson, Robert M
Year of Publication 01.01.2008

by Yawson, Ivy, Quaye, Wilhemina, Williams, Irene E, Yawson, Robert M
Year of Publication 23.02.2009

by Quaye, Wilhemina, Yawson, Ivy, Yawson, Robert M, Williams, Irene E
Published in IDEAS Working Paper Series from RePEc (01.01.2009)

by Yawson, Robert M, Quaye, Wilhemina, Williams, Irene E, Yawson, Ivy
Published in IDEAS Working Paper Series from RePEc (01.01.2008)

by W.A. Plahar, Wilhelmina Quaye, Ivy Yawson (with Peter Greenhalgh?)
Year of Publication 01.01.2005

by Robert M. Yawson, Wilhemina Quaye, Irene E. Williams, Ivy Yawson

by Wilhemina Quaye, Ivy Yawson, Robert M. Yawson, Irene E. Williams

by Quaye, Wilhemina, Williams, Irene E, (Johnson-Kanda), Yawson, Ivy, Yawson, Robert M
Year of Publication 2008