TY - JOUR T1 - Improved antiserum agar method for the serogroup differentiation of Neisseria meningitidis Y and W135 JO - Canadian Journal of Microbiology UR - https://doi.org/10.1139/m80-109 PY - 1980/05/01 AU - Ashton FE AU - Ryan A AU - Diena BB ED - DO - DOI: 10.1139/m80-109 PB - Canadian Science Publishing VL - 26 IS - 5 SP - 630 EP - 632 Y2 - 2026/10/16 ER -