Brandstötter, C., F. Sari Kundt, and P. Paal. “Spiritual Well-Being, Attitude, Involvement, Perceptions and Competencies: Measuring the Self-Perception of Nursing Students During 2018, 2019 and the First Wave of COVID-19 in 2020”. Health and Social Care Chaplaincy, vol. 9, no. 2, Mar. 2021, pp. 175–190, doi:10.1558/HSCC.18468.