Lennon RP, Demetriou TJ, Khalid MF, Van Scoy LJ, Miller EL, Dong H, Zgierska AE. Characteristics and outcomes among hospitalized COVID-19-positive patients in a nonurban environment. Mil Med. 2021 Nov 2;186(11-12):1088-92. doi: 10.1093/milmed/usab044
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.
Reed (Earnshaw) SJ, Reed JH. The use of statistical quality control charts in monitoring interviewers. Proceedings of the Survey Research Methods Section, American Statistical Association. 1997 Jan;893-8.