Authors: Derrick K Mathias; Eric Ochomo; Francis Atieli; Maurice Ombok; M Nabie Bayoh; George Olang; Damaris Muhia; Luna Kamau; John M Vulule; Mary J Hamel; William A Hawley; Edward D Walker; John E Gimnig Journal: Malar J Date: 2011-01-14 Impact factor: 2.979