# description
The value set to instantiate this attribute should be drawn from a terminologically robust code system that consists of or contains concepts to support describing the reason why a dose is considered to be subpotent. This value set is provided as a suggestive example.

# concept[].definition
The full volume of the dose was not administered to the patient.

# concept[].definition
The vaccine experienced a cold chain break.

# concept[].definition
The vaccine was recalled by the manufacturer.