RT Journal Article SR Electronic T1 If caring for a spouse with disabilities involved self reported strain, caregiver mortality was increased JF Evidence Based Nursing JO Evid Based Nurs FD BMJ Publishing Group Ltd and RCN Publishing Company Ltd SP 90 OP 90 DO 10.1136/ebn.3.3.90 VO 3 IS 3 YR 2000 UL http://ebn.bmj.com/content/3/3/90.abstract AB