Sandıkçı, Muhammed Bahadır, and Cihan Önen. “Reflections of Nature-Oriented Outdoor Sports Activities on Coronavirus-19 Phobia During the Pandemic Process”. Progress in Nutrition, vol. 23, no. S2, Sept. 2021, p. e2021267, https://doi.org/10.23751/pn.v23iS2.12052.