by Otieno, C F, Kayima, J K, Omonge, E O, Oyoo, G O
Published in East African medical journal (01.12.2005)

by Otieno, C F, Huho, A N, Omonge, E O, Amayo, A A, Njagi, E
Published in East African medical journal (2008)

by Ochieng, P O, McLigeyo, S O, Amayo, E O, Kayima, J K, Omonge, E O
Published in East African medical journal (01.09.2009)

by OTIENO, C. F, KAYIMA, J. K, OMONGE, E. O, OYOO, G. O
Published in East African medical journal (2005)

by Otieno, CF, Kayima, JK, Omonge, EO, Oyoo, GO
Published in East African medical journal (26.06.2006)