ADN (2) Afrique (2) bovins (2) bétail (bovins) (2) ordre (2) Afrique (2) Order (2) Pathogenic microorganisms (2) DNA (2) Chlamydiales (2) Cattle (2) Africa (2) Abortion (2) Pathogens (2) avortement (2) enquête (1) salmonelle (1) bactérie (1) agent pathogène (1) information (1) infection (1) gène (1) investigation (1) analyse (1) Testing (1) Development (1) Control (1) Cases (1) Listeria monocytogenes (1) Coxiella burnetii (1)