Helicobacter bizzozeronii Antrum Dataset NCBI Taxonomy Classification phylum Campylobacterota class Epsilonproteobacteria order Campylobacterales family Helicobacteraceae genus Helicobacter species Helicobacter bizzozeronii Name Homonyms Helicobacter bizzozeronii Helicobacter bizzozeronii Antrum Helicobacter bizzozeronii Hanninen et al. 1996