Patient Experience in Virtual Visits Hinges on Technology and the Patient-Clinician Relationship: A Large Survey Study With Open-ended Questions. - Rose S; Hurwitz HM; Mercer MB; Hizlan S; Gali K; Yu PC; Franke C; Martinez K; Stanton M; Faiman M; Rasmussen P; Boissy A (Journal of medical Internet research, 2021)