%0 Journal Article %T PROCEEDINGS OF THE PATHOLOGICAL SOCIETY OF GREAT BRITAIN AND IRELAND %D 1978 %J Journal of Medical Microbiology, %V 11 %N 4 %P Pxvii-Pxxii %@ 1473-5644 %R https://doi.org/10.1099/00222615-11-4-Pxvii %I Microbiology Society, %X %U https://www.microbiologyresearch.org/content/journal/jmm/10.1099/00222615-11-4-Pxvii