Stephanie L. Brown et al., «Caregiving Behavior Is Associated with Decreased Mortality Risk», Psychological Science 20, no. 4 (2009): 488–494.
812
Stephanie L. Brown et al., «Coping with Spousal Loss: Potential Buffering Effects of Self-Reported Helping Behavior», Personality and Social Psychology Bulletin 34, no. 6 (2008): 849–861.