DOI: 10.1055/s-00000094

Zeitschrift für Gastroenterologie

References

Augustin V, Ferrari U, Birkner B. et al.
Web based documentation portal for outpatient colonoscopies in Bavaria (Germany): A tool for quality assurance and health care services research. 
Gastrointest Endosc 2007; 65: AB 367-  

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