The efficacy of Advantix® to prevent transmission of Ehrlichia canis to dogs by Rhipicephalus sanguineus ticksJosephus Johannes Fourie, Herman Gerhardus Luus, Dorothee Stanneck and Frans JongejanParasite, 20 (2013) 36DOI: https://doi.org/10.1051/parasite/2013037