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