article_metadata: Monika Lanthaler Thomas Grissmann Lukas Schwentner Hermann Nehoda
article_metadata: 10.1155/2009/817052
article_metadata: Diagn Ther Endosc
article_metadata: 2009;2009:817052.
article_metadata: CC BY
article_metadata: https://pubmed.ncbi.nlm.nih.gov/19238215/
article_metadata: Case Reports
article_metadata: PMC2643339
article_metadata: 19238215
article_metadata: Unusual differential diagnosis of upper abdominal pain
article_metadata: 2009