Yun Li

Associations between community-level disaster exposure and individual-level changes in disability and risk of death for older Americans.

Theodore J Iwashyna, Anne E Sales, Rory Wolfe, 2017, Social science & medicine.

On a preference‐based instrumental variable approach in reducing unmeasured confounding‐by‐indication

Robert A Wolfe, H. Morgenstern, R. Wolfe, 2015, Statistics in medicine.

Associations of frequency and duration of patient-doctor contact in hemodialysis facilities with mortality.

Rajiv Saran, H. Morgenstern, S. Fukuhara, 2013, Journal of the American Society of Nephrology : JASN.