A Multilingual Digital Microlearning Intervention for Oral Health in Refugee Shelters: Randomized Controlled Trial

Maxi Katharina Müller   ^{1 *} ;   Fabian Schulz   ^{2 *} ;   George Jogho   ^{3, 4} ;   Simone Steffens   ² ;   Kirstin Vach   ^{5, 6} , Prof Dr ;   Ahmad Amro Baradee   ² ;   Daniel R Reissmann   ⁷ , MSc, Prof Dr ;   Benedikt C Spies   ² , Prof Dr ;   Anna-Lena Hillebrecht   ²

¹ Faculty of Medicine, Department of Operative Dentistry and Periodontology, Medical Center—University of Freiburg, Freiburg, Germany, Freiburg, Germany

² Department of Prosthetic Dentistry, Faculty of Medicine, Medical Center—University of Freiburg, Freiburg, Germany

³ Section of Health Care Research and Rehabilitation Research, Institute of Medical Biometry and Statistics, Medical Faculty and Medical Center - University of Freiburg, Germany, Freiburg, Germany

⁴ RefuDocs Freiburg e. V, Freiburg, Germany

⁵ Institute of Medical Biometry and Statistics, Medical Faculty and Medical Center - University of Freiburg, Germany, Freiburg, Germany

⁶ Center for Data Science, Eberswalde University for Sustainable Development, Eberswalde, Germany

⁷ Department of Prosthodontics and Materials Science, Centre for Dental Medicine, Medical Centre, University of Leipzig, Leipzig, Germany, Leipzig, Germany

*these authors contributed equally