Study protocol for a prospective, double-blinded, observational study investigating the diagnostic accuracy of an app-based diagnostic health care application in an emergency room... oleh Ursula Marschall, S Fatima Faqar-Uz-Zaman, Natalie Filmann, Dora Mahkovic, Michael von Wagner, Charlotte Detemble, Ulf Kippke, Luxia Anantharajah, Philipp Baumartz, Paula Sobotta, Wolf O Bechstein, Andreas A Schnitzbauer