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. 2021 Mar 21;15:1753466621995050. doi: 10.1177/1753466621995050

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© The Author(s), 2021

This article is distributed under the terms of the Creative Commons Attribution 4.0 License (https://creativecommons.org/licenses/by/4.0/) which permits any use, reproduction and distribution of the work without further permission provided the original work is attributed as specified on the SAGE and Open Access page (https://us.sagepub.com/en-us/nam/open-access-at-sage).

PMC Copyright notice

Figure 1. — Interconnected factors that drive an increased susceptibility and impact of respiratory viral infections in the elderly. Figure was formed from images taken from The Noun Project.¹⁵⁹

HCP, healthcare professional; LTCF, long-term-care facility.

The Noun Project, 8800 Venice Blvd., Los Angeles, CA 90034. Work is licensed under the Attribution 3.0 Unported (CC BY 3.0) licence^©. Images used were downloaded from https://thenounproject.com on 8 December 2020, and from top left to bottom right were produced by: Confusion by Mohammed Rabiul Alam, BD; falling by Andrew Doane; heart attack by Gan Khoon Lay; heart disease by artworkbean, ID; liver and kidney problem by Gan Khoon Lay; cancer by LAFS, RU; Blood Pressure Cuff by Shiva, IN; Diabetes by Daniel Grohotolski, DE; macrophage by Léa Lortal; natural killer cell by Léa Lortal; neutrophil by Léa Lortal; grandmother by Marie Van den Broeck, BE; Nurse by Llisole; Food by Guilherme Furtado, BR; Vaccine by parkjisun; medicine by UNiCORN; medicine by alvianwijaya, ID; lungs by Saeful Muslim, ID health by StringLabs, ID; home care by Bestdesignmarket, IN; Hospital Bed by Linseed Studio, US; Pneumonia by Gan Khoon Lay; cost by monkik; Hospital by Nociconist, ID; virus transmission by mim studio, ID; Money by Icon Lauk, ID; Hospital Bed by LAFS, RU.