Information Mode–Dependent Success Rates of Obtaining German Medical Informatics Initiative–Compliant Broad Consent in the Emergency Department: Single-Center Prospective Observational Study - Felix Patricius Hans; Jan Kleinekort; Melanie Boerries; Alexandra Nieters; Gerhard Kindle; Micha Rautenberg; Laura Bühler; Gerda Weiser; Michael Clemens Röttger; Carolin Neufischer; Matthias Kühn; Julius Wehrle; et al. (JMIR Medical Informatics)