@article{Ueda_2020,<br/><span class="tab"></span> title={Spontaneous pneumoperitoneum with duodenal diverticulosis in an elderly patient: a case report},<br/><span class="tab"></span> volume={6},<br/><span class="tab"></span> ISSN={2198-7793},<br/><span class="tab"></span> url={http://dx.doi.org/10.1186/s40792-019-0769-4},<br/><span class="tab"></span> DOI={10.1186/s40792-019-0769-4},<br/><span class="tab"></span> number={1},<br/><span class="tab"></span> journal={Surgical Case Reports},<br/><span class="tab"></span> publisher={Springer Science and Business Media LLC},<br/><span class="tab"></span> author={Ueda,<br/><span class="tab"></span> Takeshi and Tanaka,<br/><span class="tab"></span> Tetsuya and Yokoyama,<br/><span class="tab"></span> Takashi and Sadamitsu,<br/><span class="tab"></span> Tomomi and Harada,<br/><span class="tab"></span> Suzuka and Yoshimura,<br/><span class="tab"></span> Atsushi},<br/><span class="tab"></span> year={2020},<br/><span class="tab"></span> month=jan }