Abstract
1 Mycoplasma Group, Veterinary Laboratories Agency (Weybridge), Addlestone, Surrey KT15 3NB, UK
2 Department of Life Sciences, King's College London, Franklin Wilkins Building, 150 Stamford Street, London SE1 9NH, UK
3 Bundesinstitut für gesundheitlichen Verbraucherschutz und Veterinärmedizin, Jena, Germany
4 Department of Biological Sciences, University of Warwick, Coventry CV4 7AL, UK
5 Department of Microbiology, King's College London, Dental Institute, Floor 28 Guy's Tower, Guy's Campus, London SE1 9RT, UK