PT - JOURNAL ARTICLE AU - Junxin Li TI - Higher vitamin D intake could improve sleep and cognitive outcomes in older adults with heart failure AID - 10.1136/eb-2018-102947 DP - 2018 Jul 01 TA - Evidence Based Nursing PG - 69--69 VI - 21 IP - 3 4099 - http://ebn.bmj.com/content/21/3/69.short 4100 - http://ebn.bmj.com/content/21/3/69.full SO - Evid Based Nurs2018 Jul 01; 21