| 关键词 | 时间 | 强度 | 开始年份 | 结束年份 | 2012~2021 |
| behavioral model | 2012 | 3.15 | 2012 | 2015 | ▃▃▃▃▂▂▂▂▂▂ |
| information | 2012 | 2.99 | 2012 | 2014 | ▃▃▃▂▂▂▂▂▂▂ |
| predictor | 2012 | 2.56 | 2012 | 2013 | ▃▃▂▂▂▂▂▂▂▂ |
| design | 2012 | 2.35 | 2012 | 2013 | ▃▃▂▂▂▂▂▂▂▂ |
| adolescent | 2012 | 2.28 | 2012 | 2014 | ▃▃▃▂▂▂▂▂▂▂ |
| fall | 2013 | 2.21 | 2013 | 2015 | ▂▃▃▃▂▂▂▂▂▂ |
| knowledge | 2013 | 2.21 | 2013 | 2015 | ▂▃▃▃▂▂▂▂▂▂ |
| age | 2014 | 4.51 | 2014 | 2016 | ▂▂▃▃▃▂▂▂▂▂ |
| caregiver | 2013 | 3.23 | 2014 | 2015 | ▂▂▃▃▂▂▂▂▂▂ |
| controlled trial | 2014 | 2.48 | 2014 | 2018 | ▂▂▃▃▃▃▃▂▂▂ |
| service use | 2014 | 2.27 | 2014 | 2017 | ▂▂▃▃▃▃▂▂▂▂ |
| mortality | 2012 | 3.19 | 2015 | 2016 | ▂▂▂▃▃▂▂▂▂▂ |
| infection | 2015 | 3.08 | 2015 | 2017 | ▂▂▂▃▃▃▂▂▂▂ |
| family caregiver | 2013 | 2.49 | 2015 | 2016 | ▂▂▂▃▃▂▂▂▂▂ |
| outcome | 2013 | 2.48 | 2015 | 2016 | ▂▂▂▃▃▂▂▂▂▂ |
| disorder | 2015 | 2.35 | 2015 | 2016 | ▂▂▂▃▃▂▂▂▂▂ |
| nursing home resident | 2016 | 3.07 | 2016 | 2017 | ▂▂▂▂▃▃▂▂▂▂ |
| quality of care | 2013 | 2.67 | 2016 | 2017 | ▂▂▂▂▃▃▂▂▂▂ |
| risk factor | 2014 | 4.15 | 2017 | 2018 | ▂▂▂▂▂▃▃▂▂▂ |
| primary health care | 2017 | 2.88 | 2017 | 2018 | ▂▂▂▂▂▃▃▂▂▂ |
| oral health | 2013 | 2.93 | 2018 | 2021 | ▂▂▂▂▂▂▃▃▃▃ |
| aging in place | 2018 | 2.77 | 2018 | 2021 | ▂▂▂▂▂▂▃▃▃▃ |
| perspective | 2018 | 2.5 | 2018 | 2019 | ▂▂▂▂▂▂▃▃▂▂ |
| depressive symptom | 2018 | 2.46 | 2018 | 2021 | ▂▂▂▂▂▂▃▃▃▃ |
| prevention | 2015 | 2.41 | 2019 | 2021 | ▂▂▂▂▂▂▂▃▃▃ |