Impact of a Symptom Checker App on Patient-Physician Interaction Among Self-Referred Walk-In Patients in the Emergency Department: Multicenter, Parallel-Group, Randomized, Controlled Trial. - Schmieding, Malte L; Kopka, Marvin; Bolanaki, Myrto; Napierala, Hendrik; Altendorf, Maria B; Kuschick, Doreen; Piper, Sophie K; Scatturin, Lennart; Schmidt, Konrad; Schorr, Claudia; Thissen, Alica; Wäscher, Cornelia; et al. (Journal of Medical Internet Research, 2025)