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sample external identifier

smpl_ext_id
general
Updated 3/30/2026

Definition

The external system reference id for a collected biological material. Used as a unique reference to identify and track the sample across healthcare systems. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for sample management and reporting.

Standard Abbreviation

smpl_ext_id

Category

general

Database Usage

-- Example column naming
CREATE TABLE claims (
  claim_id VARCHAR(50),
  smpl_ext_id VARCHAR(100),  -- sample external identifier
  ...
);

-- Example in SELECT
SELECT 
  claim_id,
  smpl_ext_id as sample_external_identifier
FROM claims;

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