E. Ring

Percutaneous decompression of benign and malignant biliary obstruction.

E. Rosato, J. Oleaga, D. Freiman, 1979, Archives of surgery.

Palliation of obstructing gastric cancer with steel mesh, self-expanding endoprostheses.

J. Grendell, M. Topazian, E. Ring, 1992, Gastrointestinal endoscopy.

SUMMARY OF SAFETY AND PROBABLE BENEFIT

E. Ring, 2003 .