Access to, use, knowledge, and preferences for information technology and technical equipment among people with chronic obstructive pulmonary disease (COPD) in Sweden. A cross-sectional survey study. - Pernilla Sönnerfors; Kirsti Skavberg Roaldsen; Agneta Ståhle; Karin Wadell; Alexandra Halvarsson (BMC Medical Informatics Decis. Mak., 2021)