Radin AK, Shaw J, Brown SP, et al. Comparative effectiveness of safety planning intervention with instrumental support calls (ISC) versus safety planning intervention with two-way text message caring contacts (CC) in adolescents and adults screening positive for suicide in emergency departments and primary care clinics: Protocol for a pragmatic randomized controlled trial. Contemp Clin Trials. 2023;107268. doi:10.1016/j.cct.2023.107268