Erratum to "A syndemic of psychiatric morbidity, substance misuse, violence, and poor physical health among young Scottish men with reduced life expectancy" [SSM - Population Health 15(2021) 100858]. (December 2021) - Coid, Jeremy; Zhang, Yingzhe; Bebbington, Paul; Ullrich, Simone; de Stavola, Bianca; Bhui, Kamaldeep; Tsai, Alexander C.