Mbole-Kariuki, M N
Sonstegard, T
Orth, A
Thumbi, S M
Bronsvoort, B M de C
Kiara, H
Toye, P
Conradie, I
Jennings, A
Coetzer, K
Woolhouse, M E J
Hanotte, O
Tapio, M
Article History
Received: 11 February 2014
Revised: 11 February 2014
Accepted: 20 February 2014
First Online: 16 April 2014
Competing interests
: The authors declare no conflict of interest.