The BEACON study: an update to the protocol for a cohort study as part of an evaluation of the effectiveness of smartphone-assisted problem-solving therapy in men who present with intentional self-harm to emergency departments in Ontario. - Hatcher S; Heisel MJ; Ayonrinde O; Corsi D; Edgar NE; Kennedy SH; Rizvi SJ; Schaffer A; Sinyor M (Trials, 2022)