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Der Chirurg; Zeitschrift fur alle Gebiete der operativen Medizen [Chirurg] 2012 Nov; Vol. 83 (11), pp. 980-8.Publisher: Springer Verlag Country of Publication: Germany NLM ID: 16140410R Publication Model: Print Cited Medium: Internet ISSN: 1433-0385
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Zeitschrift fur Gastroenterologie [Z Gastroenterol] 2010 Feb; Vol. 48 (2), pp. 274-88. Date of Electronic Publication: 2010 Jan 29.Publisher: Karl Demeter Verlag Country of Publication: Germany NLM ID: 0033370 Publication Model: Print-Electronic Cited Medium: Internet ISSN: