Efficacy of afoxolaner in a clinical field study in dogs naturally infested with Sarcoptes scabiei Frédéric Beugnet, Christa de Vos, Julian Liebenberg, Lénaïg Halos, Diane Larsen and Josephus Fourie Parasite, 23 (2016) 26 Published online: 17 June 2016 DOI: 10.1051/parasite/2016026