Ending the COVID-19 pandemic will require rapid and large-scale uptake of vaccines against the disease. The European Commission has authorized three vaccines so far, and first doses have already been delivered and administered across Europe [5]. However, patients cannot usually choose between vaccines, and Dal-Ré, Stephens and Sreeharan [4] argued in their recent letter to the Editor that restricting freedom of choice may increase vaccination hesitancy, threatening uptake and the achievement of herd immunity.