“…Of these, 39 articles were eligible to be included in the systematic review. In addition, 4 articles were added from the references (Fardal, ; Kim, Lee, Chang, & Um, ; Konig, Plagmann, Langenfeld, & Kocher, ; Wilson et al, ); hence, a total number of 31 cohort studies (Agrawal, Jain, Jain, Agarwal, & Dubey, ; Cardaropoli & Gaveglio, ; de Carvalho et al, ; Checchi, Pelliccioni, Gatto, & Kelescian, ; Delatola, Adonogianaki, & Ioannidou, ; Demetriou, Tsami‐Pandi, & Parashis, ; Demirel & Efeodlu, ; Famili & Short, ; Fardal, Johannessen, & Linden, ; Frisch, Ziebolz, Vach, & Ratka‐Kruger, ; Galgut, ; Hu, Lin, Ho, & Chou, ; Kakudate, Morita, & Kawanami, ; Kim et al, ; Konig et al, ; Mendoza, Newcomb, & Nixon, ; Mendoza et al, ; Miyamoto, Kumagai, Jones, Dyke, & Nunn, ; Nicholls, ; Novaes & Novaes, ; Novaes et al, ; Novaes, Novaes, Moraes, Campos, & Grisi, ; Ojima, Hanioka, & Shizukuishi, ; Ojima et al, ; Perrell‐Jones & Ireland, ; Ramseier et al, ; Si, Wang, Li, Zhao, & Pan, ; Soolari & Rokn, ; Wilson et al, ; Wilson, Hale, & Temple, ; Zeza et al, ), 4 cross‐sectional studies (Fenol & Mathew, ; Gokulanathan, Balan, Aravind, & Thangavelu, ; Monje, Wang, & Nart, ; Shah, Thomas, Bhandari, & Mehta, ), 3 case–control studies (Becker, Karp, Becker, & Berg, ; Costa et al, ; Modin, Abadji, Adler, & Jansson, ) and 1 case series (Fardal, ) were finally included (Figure ). Studies presented follow‐ups ranging between 45 days and more than 20 years.…”