Assessment of the prophylactic speed of kill of Frontline Tri-Act® against ticks (Ixodes ricinus and Rhipicephalus sanguineus) on dogsFrédéric Beugnet, Lénaïg Halos, Julian Liebenberg and Josephus FourieParasite, 23 (2016) 2DOI: https://doi.org/10.1051/parasite/2016002