*Istituto di Microbiologia, U.C.S.C, Piacenza †Retired Emeritus Head of the Department of Gastroenterology, AO "S. Filippo Neri" Rome, Italy (e-mail: [email protected]) The authors declare that they have nothing to disclose. Reprints: Lorenzo Morelli, PhD, Istituto di Microbiologia, U.C.S.C, Via Emilia Parmense 84, Piacenza 29122, Italy (e-mail: [email protected]).
No takes yet. Share an insight, caveat, or question.
Morelli et al. (2012) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: