DOI: 10.1055/s-00000094

Zeitschrift für Gastroenterologie

References

Davids PH, Groen AK, Rauws EA. et al.
Randomised trial of self-expanding metal stents versus polyethylene stents for distal malignant biliary obstruction. 
Lancet 1992; 340 (8834 – 8835): 1488-1492  

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