Shortage of the vaccine

[GFirmer]

When did the event happen?
2017

Describe what happened.
There was a severe shortage of the Polio vaccine in third world countries.

How did this affect the accessibility of the medicine?
Kids couldn't receive the full two doses leaving them vulnerable to the disease.

Reference.
https://www.statnews.com/2017/05/19/polio-vaccine-shortages/

[GFirmer]

When did the event happen?
2005

Describe what happened.
There was a vaccine crisis

How did this affect the accessibility of the medicine?
There wasn't enough

Reference.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1383764/