Not an expert but please take a look at https://en.wikipedia.org/wiki/Original_antigenic_sin
https://www.cell.com/trends/immunology/fulltext/S1471-4906(2...
I'm receiving external feedback based on my findings later on. I have a temporarily conclusion, but it's debatable because of lack of domain knowledge.
Tldr: too early to conclude anything with reasonable certainty
I'm waiting for external feedback though. I'll see what it gives.