麻豆约拍

This is how vaccines work, why they鈥檙e important and what the phrase 鈥渉erd immunity鈥� actually means.

Produced and edited by Elise Wicker; art direction by Alice Greni茅; filming by Derrick Evans; voiceover by Kat Collins; executive production by Lorna Hankin and Charlie Newland

Image: Balloons filled with red spots, symbolising measles Credit: 麻豆约拍