Wait at least 2 years if possible to give the Tdap dose. However, if the patient is at increased risk of pertussis (e.g. , pertussis outbreak, international travel, an infant younger than 12 months of age in the household) then there is no minimum interval. The patient should be warned that they could experience a stronger than normal local adverse reaction.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.