Heron KE, Scott SB, Mogle JA, Howard LM, Everhart RS. Ambulatory assessment of everyday stressors: a two-study experiment evaluating the effect of question format on self-reported daily and momentary stressors. J Technol Behav Sci. 2022 May 7;7:368-80. doi: 10.1007/s41347-022-00259-1
Cropper ML, Haile M, Lampietti J, Poulos C, Whittington D. The demand for a malaria vaccine: evidence from Ethiopia. J Dev Econ. 2004 Oct 1;75(1):303-18.