References:

https://www.youtube.com/watch?v=vG1lI1PxraI

https://time.com/3563182/typhoid-mary/

https://www.history.com/news/10-things-you-may-not-know-about-typhoid-mary

https://www.nationalgeographic.co.uk/history-and-civilisation/2020/03/typhoid-marys-tragic-tale-exposed-health-impacts-of-super