1 Department of Gastroenterology, University of Arkansas for Medical Sciences, Little Rock, AR 72205, USA.
2 Instructor, Department of Surgery, Division of Endoluminal Surgery & Interventional Gastroenterology, University of Texas Health Science Center, Houston, TX 77030, USA.
3 Department of Gastroenterology and Hepatology, Kansas City VA Medical Center, 4801 Linwood Blvd, Kansas City, MO 64128, USA.
Endoscopic ultrasound (EUS) provides high-resolution and real-time visualization of various layers of the gastrointestinal (GI) tract and beyond by combining ultrasound technology with endoscopic visualization [...].