Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KOYANAGI Reo and KOTOSAKA Shinya,11901 Risk Estimation of Human-Symbiotic-Robot Based on Movement History of Humans,The Proceedings of Conference of Kanto Branch,2424-2691,The Japan Society of Mechanical Engineers,2010,2010.16,0,65-66,https://cir.nii.ac.jp/crid/1390282680823063808,https://doi.org/10.1299/jsmekanto.2010.16.65