Funding
This research was funded by Bagenkop Nielsens Øjen-Fond, Fight for Sight Denmark, Fonden for Faglig Udvikling i Speciallægepraksis, the Danish Research Foundation, Synoptik-Fonden, Danish Regions, Gangstedfonden, Reimbursement from Regional COVID-19 Funds, Aase og Ejnar Danielsens Fond, and A.P. Møller Fonden (Lægefonden). Funding bodies were not involved in the design of the study, data collection, analysis, interpretation of data or in writing this manuscript.Open access funding provided by Royal Library, Copenhagen University Library