![evolution of the eimeria coccidiosis lesion score in breeder birds](https://eimeriaprevention.com/wp-content/uploads/2019/07/0.Eimeria-coccidiosis-lesion-score-breeder-birds.jpg)
Can a live attenuated Eimeria vaccine be effective in long-life birds under field conditions in Mexico?
In the study presented in this post, the objective was to evaluate the efficacy against coccidiosis of a live Eimeria vaccine attenuated for precociousness (EVALON®),