Zone | Region | State | Sample number | Clinical story |
Centre | 1 | Mexico City | 176 | Herds with respiratory problems |
Centre | 2 | EdoMex | 91 | |
3 | 130 | |||
Centre | 4 | Guanajuato | 1 | |
5 | 73 | |||
6 | 33 | |||
Centre | 7 | Morelos | 103 | |
Southeast | 8 | Guerrero and Oaxaca | 203 | |
Northwest | 9 | BCS | 17 | Herd without respiratory problems |