It's also why in the spring, we have to make a best guess at which three strains are going to prevail the next year, put those into a single vaccine and rush those into production for the fall.
だから 春には 次のシーズンに流行しそうなインフルエンザを 3つの系列からできるだけ推定し 1つのワクチンに仕立てて 秋には生産できるように急ぐのです