{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,10]],"date-time":"2026-03-10T11:17:35Z","timestamp":1773141455734,"version":"3.50.1"},"reference-count":20,"publisher":"Elsevier BV","issue":"3","license":[{"start":{"date-parts":[[1989,11,1]],"date-time":"1989-11-01T00:00:00Z","timestamp":625881600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Robotics and Autonomous Systems"],"published-print":{"date-parts":[[1989,11]]},"DOI":"10.1016\/0921-8890(89)90049-3","type":"journal-article","created":{"date-parts":[[2003,3,15]],"date-time":"2003-03-15T09:28:45Z","timestamp":1047720525000},"page":"251-256","source":"Crossref","is-referenced-by-count":13,"title":["HelpMate\u2122: A robotic materials transport system"],"prefix":"10.1016","volume":"5","author":[{"given":"John","family":"Evans","sequence":"first","affiliation":[]},{"given":"Bala","family":"Krishnamurthy","sequence":"additional","affiliation":[]},{"given":"Will","family":"Pong","sequence":"additional","affiliation":[]},{"given":"Robert","family":"Croston","sequence":"additional","affiliation":[]},{"given":"Carl","family":"Weiman","sequence":"additional","affiliation":[]},{"given":"Gay","family":"Engelberger","sequence":"additional","affiliation":[]}],"member":"78","reference":[{"key":"10.1016\/0921-8890(89)90049-3_BIB1","series-title":"Proceedings, RESNA, 8th Annual Conference","article-title":"Robots in Longterm Health Care","author":"Engelhardt","year":"1985"},{"key":"10.1016\/0921-8890(89)90049-3_BIB2","series-title":"Veterans Administration Palo Alto Rehabilitation Research and Development Center","article-title":"Robotics for the Disabled","author":"Le\u00edfer","year":"1985"},{"key":"10.1016\/0921-8890(89)90049-3_BIB3","series-title":"Robotics Age","first-page":"17","article-title":"A New Computerized Tomographic-Aided Robotic Stereotaxis System","author":"Kwoh","year":"1985"},{"key":"10.1016\/0921-8890(89)90049-3_BIB4","series-title":"Presentation at Nursing Management Congress Emergency Session for the Nursing Shortage","author":"Kalisch","year":"1988"},{"key":"10.1016\/0921-8890(89)90049-3_BIB5","series-title":"The Nursing Robot: A Multisensor Mobile Robot with Autonomous Intelligence","author":"Borenstein","year":"1986"},{"key":"10.1016\/0921-8890(89)90049-3_BIB6","series-title":"Physicians Financial News","first-page":"14","article-title":"Nurse Shortage Seen Affecting All Areas of Healthcare System","author":"Fackelmann","year":"1988"},{"key":"10.1016\/0921-8890(89)90049-3_BIB7","series-title":"Insight","first-page":"42","article-title":"Nursing Dearth Forces Hospital to Examine More Than Patients","author":"Lockhhead","year":"1988"},{"key":"10.1016\/0921-8890(89)90049-3_BIB8","series-title":"Connecticut","first-page":"12","article-title":"New Prescriptions for the Nursing Shortage","author":"Lane","year":"1988"},{"key":"10.1016\/0921-8890(89)90049-3_BIB9","series-title":"Time","first-page":"77","article-title":"Fed Up, Fearful, and Frazzled","author":"Gorman","year":"1988"},{"key":"10.1016\/0921-8890(89)90049-3_BIB10","series-title":"Savvy","first-page":"11","article-title":"The Flight of the Women in White","author":"Dempsey","year":"1988"},{"key":"10.1016\/0921-8890(89)90049-3_BIB11","series-title":"New York Times","article-title":"Nation's Nursing Shortage","author":"Fowler","year":"1987"},{"key":"10.1016\/0921-8890(89)90049-3_BIB12","series-title":"Nursing Shortage Constrains Care in Massachusetts","first-page":"22","year":"1988"},{"key":"10.1016\/0921-8890(89)90049-3_BIB13","series-title":"Fortune","first-page":"33","article-title":"Jobs Go Begging at the Bottom","author":"Nasar","year":"1986"},{"key":"10.1016\/0921-8890(89)90049-3_BIB14","series-title":"Business Week","first-page":"48","article-title":"Help Wanted-America Faces an Era of Worker Scarcity that May Last to the Year 2000","author":"Bernstein","year":"1987"},{"key":"10.1016\/0921-8890(89)90049-3_BIB15","article-title":"Assesment of HelpMate Concept","author":"Engelhardt","year":"1987","journal-title":"contract report to TRC"},{"key":"10.1016\/0921-8890(89)90049-3_BIB16","series-title":"Proceedings, 23d IEEE Computer Society International Conference","article-title":"Theory and Practice of Hierarchical Control","author":"Albus","year":"1981"},{"issue":"No. 1","key":"10.1016\/0921-8890(89)90049-3_BIB17","doi-asserted-by":"crossref","first-page":"31","DOI":"10.1109\/JRA.1985.1087002","article-title":"Navigation for an Intelligent Mobile Robot","volume":"RA-1","author":"Crowley","year":"1985","journal-title":"IEEE Journal of Robots and Automation"},{"key":"10.1016\/0921-8890(89)90049-3_BIB18","doi-asserted-by":"crossref","first-page":"14","DOI":"10.1109\/JRA.1986.1087032","article-title":"Robust Layered Control system for a Mobile Robot","volume":"RA-2","author":"Brooks","year":"1986","journal-title":"IEEE Journal of Robotics and Automation"},{"key":"10.1016\/0921-8890(89)90049-3_BIB19","series-title":"Proceedings, 1988 IEEE International Conference on Robotics and Automation","article-title":"A Paradigm for Incorporating Vision in the Robot Navigation Function","author":"Lumelsky","year":"1988"},{"key":"10.1016\/0921-8890(89)90049-3_BIB20","series-title":"Proceedings, 14th International Symposium on Industrial Robots","article-title":"A Sonic Range Finding Module for Mobile Robots","author":"Kanayama","year":"1984"}],"container-title":["Robotics and Autonomous Systems"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0921889089900493?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0921889089900493?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2019,3,25]],"date-time":"2019-03-25T00:55:03Z","timestamp":1553475303000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/0921889089900493"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1989,11]]},"references-count":20,"journal-issue":{"issue":"3","published-print":{"date-parts":[[1989,11]]}},"alternative-id":["0921889089900493"],"URL":"https:\/\/doi.org\/10.1016\/0921-8890(89)90049-3","relation":{},"ISSN":["0921-8890"],"issn-type":[{"value":"0921-8890","type":"print"}],"subject":[],"published":{"date-parts":[[1989,11]]}}}