

@article {13820,
	title = {Evidence for viability of coccoid forms of {Helicobacter} pylori},
	journal = {J Gastroenterol},
	volume = {34},
	number = {11},
	year = {1999},
	pages = {32{\textendash}36},
	author = {Mizoguchi H, Fujioka T, Nasu M}
}
