In situ hybridisation for identification and differentiation of Mycoplasma hyo -pneumoniae, Mycoplasma hyosynoviae and Mycoplasmahyorhinis in formalin-fixed porcine tissue sections - Boye, M; Jensen, TK; Ahrens, P; Hagedorn-Olsen, T; Friis, NF (Apmis, 2001)