TY - JOUR T1 - Usability, acceptability and effectiveness of web-based conversational agents to facilitate problem solving in older adults : controlled study JO - Journal of Medical Internet Research UR - http://eprints.whiterose.ac.uk/158519/ PY - 2020/05/27 AU - Bennion MR AU - Hardy GE AU - Moore RK AU - Kellett S AU - Millings A ED - DO - DOI: 10.2196/16794 PB - JMIR Publications Inc. VL - 22 IS - 5 Y2 - 2025/05/17 ER -