Emended description of Actinomyces naeslundii and descriptions of Actinomyces oris sp. nov. and Actinomyces johnsonii sp. nov., previously identified as Actinomyces naeslundii genospecies 1, 2 and WVA 963 - Henssge, U; Do, T; Radford, D R; Gilbert, S C; Clark, D; Beighton, D (Int J Syst Evol Microbiol, 2009)
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