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Research Paper
Face Mask Usage, Knowledge and Behavior of Face Mask Usage in Older Adults Living Alone in the COVID-19 Era
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A-Reum Han, Yeon-Hwan Park
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Journal of Korean Academy of Nursing 2021;51(2):203-216.
DOI: https://doi.org/10.4040/jkan.20252
Published online: April 30, 2021
1College of Nursing, Seoul National University, Seoul JFIF d d Ducky d qhttp://ns.adobe.com/xap/1.0/