Bell T, Hill N, Mogle J, Sweeder L, Bhargava S. Longitudinal evaluation of perceived stress and memory complaints in the Einstein Aging Study. Anxiety Stress Copin. 2021 Jan;34(1):37-50. doi: 10.1080/10615806.2020.1836621
Candrilli SD, Davis KL, Iyer S. Impact of constipation on opioid use patterns, health care resource utilization, and costs in cancer patients on opioid therapy. J Pain Palliat Care Pharmacother. 2009 Sep 1;23(3):231-41.