Abstract
1 Respiratory and Systemic Infection Laboratory, Health Protection Agency, Specialist and Reference Microbiology Division, 61 Colindale Avenue, London NW9 5HT, UK
2 Mycoplasma Experience Ltd, 1 Norbury Road, Reigate, Surrey RH2 9BY, UK
3 Department of Veterinary Pathology, University of Liverpool, Leahurst, Neston, South Wirral CH64 7TE, UK
4 Staten Serum Institut, Mycoplasma Laboratory, Artillerivej 5, Copenhagen DK-2300, Denmark
5 Department of Microbiology, Royal Free Hospital, Pond Street, London NW3 2QG, UK
6 Department of Clinical Immunology, Royal Free Hospital, Pond Street, London NW3 2QG, UK