Older age, those with a higher number of comorbid conditions, and those with a range of specific underlying conditions were, however, found to be at increased risk of severe COVID-19 outcomes and might particularly benefit from additional, preferentially novel, COVID-19 boosters, pre-exposure prophylaxis, and COVID-19 therapeutics.
原文最後的總結，這樣的結論，能不能平衡掉副作用，都很難說了。
