Characteristics and Health Care Use of Patients Attending Virtual Walk-in Clinics in Ontario, Canada: Cross-sectional Analysis oleh Lauren Lapointe-Shaw, Christine Salahub, Cherryl Bird, R Sacha Bhatia, Laura Desveaux, Richard H Glazier, Lindsay Hedden, Noah M Ivers, Danielle Martin, Yingbo Na, Sheryl Spithoff, Mina Tadrous, Tara Kiran