What Whooping Cough Sounds Like.

Read this before commenting: ******UPDATE: The increase in anti vaccine attitudes has been linked with increased rates of preventable diseases. I made and published this video and I do have the right to delete comments that support this dangerous stance. Petra is a girl, who is now 6 years old and healthy as anything, but has got lung damage/asthma, probably due to having had whooping cough. ******** Confirmed as Pertussis from a pernasal swab. Petra was 22 months at the time, and had had all required immu