Release Ampulla of Vater, Via Natural or Artificial Opening Endoscopic
release ampulla of vater, via natural or artificial opening endoscopic
Medical and Surgical @ Hepatobiliary System and Pancreas @ Release @ Ampulla of Vater @ Via Natural or Artificial Opening Endoscopic @ No Device @ No Qualifier
medical and surgical @ hepatobiliary system and pancreas @ release @ ampulla of vater @ via natural or artificial opening endoscopic @ no device @ no qualifier