@article{Lorente:130275,
      author        = "Lorente,  S. and Doiz,  O. and Serrano,  M.T. and
                       Castillo,  J. and Lanas,  A.",
      title         = "{Helicobacter pylori stimulates pepsinogen secretion from
                       isolated human peptic cells.}",
      year          = "2002",
}