| Authors: |
Heilmann M; International Livestock Research Institute, Old Naivasha Road, P.O. Box 30709, Nairobi, Kenya. Martin.heilmann@fu-berlin.de.; Institute for Parasitology and Tropical Veterinary Medicine, Freie Universität Berlin, Robert-von-Ostertag-Str. 7-13, 14163, Berlin, Germany. Martin.heilmann@fu-berlin.de., Roesel K; International Livestock Research Institute, Old Naivasha Road, P.O. Box 30709, Nairobi, Kenya.; Institute for Parasitology and Tropical Veterinary Medicine, Freie Universität Berlin, Robert-von-Ostertag-Str. 7-13, 14163, Berlin, Germany., Grace D; International Livestock Research Institute, Old Naivasha Road, P.O. Box 30709, Nairobi, Kenya., Bauer B; Institute for Parasitology and Tropical Veterinary Medicine, Freie Universität Berlin, Robert-von-Ostertag-Str. 7-13, 14163, Berlin, Germany., Clausen PH; Institute for Parasitology and Tropical Veterinary Medicine, Freie Universität Berlin, Robert-von-Ostertag-Str. 7-13, 14163, Berlin, Germany. |