“…Half of the studies explored multiple social media platforms and the other half of the studies examined a single platform. Twitter was used in all but 1 study [ 85 ], Facebook was used in 23 studies [ 40 , 42 - 44 , 47 , 48 , 53 , 57 , 60 , 63 , 64 , 67 - 70 , 76 , 77 , 80 - 82 , 85 , 89 ], LinkedIn was used in 8 studies [ 40 , 48 , 60 , 63 , 64 , 68 , 87 , 89 ], Instagram was used in 6 studies [ 57 , 62 , 67 , 68 , 76 , 87 ], and YouTube was used in 5 studies [ 58 , 60 , 63 , 64 , 87 ], whereas TikTok [ 87 ], Weibo [ 39 ], Google+ [ 64 ], Tumblr [ 81 ], and Spotify [ 87 ] were each used in 1 study. The most common media formats examined were text posts, which usually included links and images.…”