@misc{indiciae20eee3bb1883, title = {Pneumosinus dilatans frontalis: two case reports.}, author = {Rupert Dempf and Uta Wenzel and Karsten K H Gundlach}, year = {2005}, doi = {10.1016/j.jcms.2005.01.003}, url = {https://pubmed.ncbi.nlm.nih.gov/15804593/}, note = {Source identifier: 15804593} }