Enum: PeriodMissing

An enumeration for a missing value.

URI: [ada_ohwb:PeriodMissing](https://w3id.org/OHD/DFA-study/ada_ohwb/PeriodMissing) ## Permissible Values | Value | Meaning | Description | | --- | --- | --- | | . | http://purl.obolibrary.org/obo/NCIT_C54031 | Missing | ## Identifier and Mapping Information ### Schema Source * from schema: https://w3id.org/OHD/DFA-study/ada_ohwb ## LinkML Source 
name: PeriodMissing
description: An enumeration for a missing value.
from_schema: https://w3id.org/OHD/DFA-study/ada_ohwb
rank: 1000
permissible_values:
  .:
    text: .
    description: Missing
    meaning: http://purl.obolibrary.org/obo/NCIT_C54031