Inhibiting and Promoting Factors for the Use of Video Consultations Among Individuals Covered by Statutory Health Insurance in German Outpatient Care: Cross-Sectional Study - Lara Kleinschmidt; Jürgen Wasem; Udo Schneider; Anja Wadeck; Stephanie Sehlen; Sebastian Liersch; Katharina Schwarze; Franziska-Leonore Pankoke; Theresa Hüer (Journal of Medical Internet Research)