PAPANIKOLAOU (I. ΠΑΠΑΝΙΚΟΛΑΟΥ) J. and KOUMBATI-ARTOPIOU (Μ. ΚΟΥΜΠΑΤΗ-ΑΡΤΟΠΟΙΟΥ) M., “Epidemiological investigation of avian influenza in regions of Northern Greece”, J Hellenic Vet Med Soc, vol. 53, no. 2, pp. 132–137, Jan. 2018.