| the epidemiology of human sleeping sickness in the lambwe valley, south nyanza, kenya. | human infection with trypanosoma rhodesiense in the lambwe valley area of south nyanza, kenya, was first reported in 1959 although t. gambiense sleeping sickness had been the present there since the turn of the century. the two forms of the disease are associated with the presence of the tsetse glossina fuscipes, which is plentiful and widespread throughout the hinterland, including part of the study area, and g. fuscipes in the thickets near the shores of lake victoria and along some of the riv ... | 1972 | 4544822 |