Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) David A Cook and Marc M Triola,Virtual patients: a critical literature review and proposed next steps,Medical Education,0308-0110,Wiley,2009-04,43,4,303-311,https://cir.nii.ac.jp/crid/1363951794911352192,https://doi.org/10.1111/j.1365-2923.2008.03286.x