# EnrollingByInvitation

Enrolling participants by invitation only.

**A value of:** [MedicalStudyStatus](https://schema.org.ai/MedicalStudyStatus)

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Copied word for word from Schema.org 30.1, https://schema.org/EnrollingByInvitation, under CC BY-SA 3.0. Served by the Org.AI Foundation at https://schema.org.ai/EnrollingByInvitation.