AUTHOR=Gupta Radhey S. TITLE=Commentary: Genome-Based Taxonomic Classification of the Phylum Actinobacteria JOURNAL=Frontiers in Microbiology VOLUME=10 YEAR=2019 URL=https://www.frontiersin.org/journals/microbiology/articles/10.3389/fmicb.2019.00206 DOI=10.3389/fmicb.2019.00206 ISSN=1664-302X