Examination of 16S-23S rRNA intergenic spacer region (ISR) heterogeneity in a population of clinical Streptococcus pneumoniae- a new laboratory epidemiological genotyping tool to aid outbreak analysis. Issue 2 (3rd April 2018) - Moore, JE; Hirayama, J; Hayashi, K; Mason, C; Coulter, W; Matsuda, M; Goldsmith, CE