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
Groenwold R, Uddin M, Roes K, de Boer A, Rivero-Ferrer E, Martin E, Gatto N, Klungel O. Instrumental variable analysis in randomized trials with non-compliance and observational pharmacoepidemiologic studies. OA Epidemiology. 2014 May 9;2(1):9.
Smith VK, Evans MF, Banzhaf HS, Poulos C. Can weak substitution be rehabilitated? Environ Resour Econ (Dordr). 2010 Feb 1;45(2):203-21.
Mansfield CA. Despairing over disparities: an empirical analysis of the relationship between willingness-to-pay and willingness-to-accept. Environ Resour Econ (Dordr). 1999;13(2):219-34.