Ingo Schäfer, Cornelia Silaghi, Susanne Fischer, Cedric Marsboom, Guy Hendrickx, Heidrun Gehlen, Elisabeth Müller. Detection of Anaplasma phagocytophilum in horses from Germany by molecular and serological testing (2008–2021). Veterinary Parasitology 312 (2022): 109840 doi.org/10.1016/j.vetpar.2022.109840