Candace Burton (Nursing) and external colleagues have published a paper titled, "A mixed methods study of moral distress among frontline nurses during the COVID-19 pandemic," in the journal Psychological Trauma: Theory, Research, Practice, and Policy. This paper reports the findings of a longitudinal study of California-licensed registered nurses who provided clinical care to COVID-19 patients during 2020 and 2021. The research was supported by funding from the National Center for Advancing Translational Sciences, in collaboration with the nonprofit HealthImpact.