Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Robert Sidman and Emily Connolly and Thomas Lemke,Subarachnoid Hemorrhage Diagnosis: Lumbar Puncture Is Still Needed When the Computed Tomography Scan Is Normal,Academic Emergency Medicine,1069-6563,Wiley,1996-09,3,9,827-831,https://cir.nii.ac.jp/crid/1362544418334023808,https://doi.org/10.1111/j.1553-2712.1996.tb03526.x