RT Journal Article SR Electronic(1)YR 1990 T1 Announcements JF Journal of Medical Microbiology, VO 31 IS 3 SP 225 OP 226 DO https://doi.org/10.1099/00221317-31-3-225 PB Microbiology Society, SN 1473-5644, AB , UL https://www.microbiologyresearch.org/content/journal/jmm/10.1099/00221317-31-3-225