"I've done my research" = "I've googled it and read 3 articles. I am now an expert on vaccines and am not interested in the views of scientists and medics who have dedicated their entire lives to immunology and vaccine research.
Presumably you'll all be doing the same thing if you get a fatal disease or need an organ transplant? "Oh no Doctor, I read a thing on Facebook thanks - I'm not having you remove a kidney when I can take Vitamin C....".
I don't want to fly with anti-vaxxers either - I read an article on Facebook that says you can catch the stupid from spending 8 hours in an enclosed space with them.