# description
Preferred value set for AllergyIntolerance Verification Status.

# concept[].definition
A low level of certainty about the propensity for a reaction to the identified substance.

# concept[].definition
A high level of certainty about the propensity for a reaction to the identified substance, which may include clinical evidence by testing or rechallenge.

# concept[].definition
A propensity for a reaction to the identified substance has been disputed or disproven with a sufficient level of clinical certainty to justify invalidating the assertion. This might or might not include testing or rechallenge.

# concept[].definition
The statement was entered in error and is not valid.