Ecological momentary assessment and cue-elicited drug craving as primary endpoints: study protocol for a randomized, double-blind, placebo-controlled clinical trial testing the efficacy of a GLP-1 receptor agonist in opioid use disorder. - Freet CS; Evans B; Brick TR; Deneke E; Wasserman EJ; Ballard SM; Stankoski DM; Kong L; Raja-Khan N; Nyland JE; Arnold AC; Krishnamurthy VB; et al. (Addiction science & clinical practice, 2024)