Sörberg, M., Nilsson, M., Iianberger, H., and Nilsson, L.E. (1996) Morphologic conversion of Helicobacter pylori from bacillary to coccoid form. ###>Sörberg, M., Nilsson, M., Iianberger, H. et Nilsson, L.E. (1996). Morphologic conversion of Helicobacter pylori from bacillary to coccoid form.