Food poisoning is caused by exposure to bacteria that is present in food. The length of an episode following an exposure will vary greatly depending on a number of factors, including the type of bacteria, health and age of the infected individual and the amount of food that was consumed.
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.