Evaluating the effectiveness of Smoke-Free Home SafeCare, an integrated intervention, among families at risk for secondhand smoke exposure and child maltreatment in the United States: a study protocol for a hybrid type 1 trial. - Perry EW; Self-Brown S; Koontz K; Haardörfer R; Whitaker DJ; Spears CA; Huang J; Kegler M (Trials, 2024)