Учёные понимают только силу

NPR - In 2015, the state started requiring parents seeking waivers to first attend a vaccine education session, in person, at their local health department.
But in the post-COVID era, the sessions became hostile, ineffective, and sometimes even unsafe for staff, local health officials say.
И сразу прививки оказались необязательны. А если бы с самого начала так действовать, то и никакой "ковидной эры" бы не было.