PT - JOURNAL ARTICLE AU - Irene J Higginson TI - Research challenges in palliative and end of life care AID - 10.1136/bmjspcare-2015-001091 DP - 2016 Mar 01 TA - BMJ Supportive & Palliative Care PG - 2--4 VI - 6 IP - 1 4099 - http://spcare.bmj.com/content/6/1/2.short 4100 - http://spcare.bmj.com/content/6/1/2.full SO - BMJ Support Palliat Care2016 Mar 01; 6