“…However, compulsory measures are rare, and some degree of self-selection is preferred, because public health is guided by the least restrictive alternative, which states that we must select measures that place the least restrictions on individual freedom and rights, to achieve a public good, including herd immunity (Giubilini, 2021). Since the COVID-19 vaccine has been newly developed and there are uncertainties and ambiguity regarding its long-term efficacy and adverse reactions, it is important to respect individual autonomy.…”