DOI: 10.1055/s-00000013

Endoskopie heute

References

Kurzawinski T, Deery A, Dooley J, Dick R, Hobbs K, Davidson B.
A prospective controlled study comparing brush and bile exfoliative cytology for diagnosing bile duct strictures. 
Gut 1992; 33: 1675-1677  

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