Search results for: Joel A. Porter
Diseases of the Colon & Rectum > 2006 > 49 > 12 > 1910-1913
Gastrointestinal Endoscopy > 1995 > 42 > 4 > 330-335
Diseases of the Colon & Rectum > 2006 > 49 > 12 > 1910-1913
Gastrointestinal Endoscopy > 1995 > 42 > 4 > 330-335