Adverse Events Following immunization (AEFI) is a medical incident taking place after immunization, and is been believed to be caused by the immunization.

A study published in the New England Journal of Medicine estimated that there are an average of 30 in-flight medical emergencies on U.S. flights every day.

Assiya, driven by fury that overcame her shame, told her full story to the magistrate, who ordered a medical exam and an investigation.