[1] Univ Hosp, WHO Collaborating Ctr Prevent & Treatment Human E, French Natl Reference Ctr Alveolar Echinococcosis, Besancon, France
[2] Univ Hosp, Parasitol Mycol Dept, Besancon, France
[3] Univ Franche Comte, CNRS, Chronoenvironm UMR Res Team 6249, F-25030 Besancon, France
[4] Cosme Argerich Hosp, Hepatol Med Dept, Buenos Aires, DF, Argentina
[5] Cosme Argerich Hosp, Dept Digest Surg, Buenos Aires, DF, Argentina
[6] Cosme Argerich Hosp, Dept Pathol, Buenos Aires, DF, Argentina