Using epi-zones to harmonize control of peste des petits ruminants (PPR) - Wieland, Barbara; Jones, B.; Kiara, Henry K.; Getahun, Yasin; Campbell, Zoë A.; Kotchofa, Pacem; Lule, Peter M.; Nkamwesiga, Joseph; Mdetele, D.; Ferrari, Mireille; Roesel, Kristina (International Livestock Research Institute, 2023)