Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) THOMPSON MH,"Cholecystectomy, conversion and complications",HBP Surg,,,2000,11,,373-378,https://cir.nii.ac.jp/crid/1570572701446449664,https://doi.org/10.1155/2000/56760