by Chama, C, Morrupa, J, Gashau, W
Published in Journal of obstetrics and gynaecology (01.11.2007)

by Chama, C M, Morrupa, J Y
Published in Journal of obstetrics and gynaecology (01.02.2008)

by Chama, C M, Morrupa, J Y, Abja, U A, Kayode, A
Published in Journal of obstetrics and gynaecology (01.11.2009)