Schietroma, Mario Peritonitis from perforated peptic ulcer and immune response. [electronic resource] - Journal of investigative surgery : the official journal of the Academy of Surgical Research Oct 2013 - 294-304 p. digital Publication Type: Journal Article; Randomized Controlled Trial; Retracted Publication ISSN: 1521-0553 Standard No.: 10.3109/08941939.2012.762073 doi Subjects--Topical Terms: Abdominal Abscess--diagnosisEndotoxemiaFemaleHLA-DR Antigens--bloodHumansInterleukin-1beta--bloodInterleukin-6--bloodLaparoscopy--methodsLaparotomyMaleMiddle AgedPancreatic Elastase--bloodPeptic Ulcer Perforation--complicationsPeritonitis--etiologyPostoperative Complications--epidemiologyProspective StudiesTreatment Outcome