PT - JOURNAL ARTICLE AU - David Joyce AU - Michelle Barrett TI - State of the science: heart rate variability in health and disease AID - 10.1136/bmjspcare-2018-001588 DP - 2019 Sep 01 TA - BMJ Supportive & Palliative Care PG - 274--276 VI - 9 IP - 3 4099 - http://spcare.bmj.com/content/9/3/274.short 4100 - http://spcare.bmj.com/content/9/3/274.full SO - BMJ Support Palliat Care2019 Sep 01; 9