Adults with cardiovascular disease who help others: a prospective study of health outcomes. Journal of Behavioral Medicine. 2013;36(2):199-211. doi:http://dx.doi.org/10.1007/s10865-012-9414-4..
Advance directive completion by elderly americans: A decade of change. Journal of the American Geriatrics Society. 2014;62(4):706-710..
Beyond Comorbidity Counts: How do comorbidity type and severity influence diabetes patients' treatment priorities and self-management. Journal of General Internal Medicine. 2007;22(12):1635-40.
Burden of cirrhosis on older Americans and their families: Analysis of the health and retirement study. Hepatology. 2012;55(1):184-91. doi:10.1002/hep.24616.
The case for involving adult children outside of the household in the self-management support of older adults with chronic illnesses. Chronic Illness. 2010;6(1):34-45. doi:10.1177/1742395309347804..
Differences in Functional Impairment Across Subtypes of Dementia. The Journals of Gerontology, Series A: Biological Sciences and Medical Sciences. 2010;65A(4):434-441..
Factors influencing cost-related nonadherence to medication in older adults: A conceptually based approach. Value in Health. 2010;13(4):338-345..
Functional limitations in older adults who have cognitive impairment without dementia. Journal of geriatric psychiatry and neurology. 2013..
The Health Effects of Restricting Prescription Medication Use Due to Cost. Medical Care. 2004;42(7):626-634..
Racial and socioeconomic disparities in disabling chronic pain: Findings from the Health and Retirement Study. The Journal of Pain: Official Journal of the American Pain Society. 2017;18(12):1459-1467. doi:10.1016/j.jpain.2017.07.005..