Research Study - Multiple Longitudinal Surveys
Research Study - Multiple Longitudinal Surveys

Reference ID

research_study_4

Collections

Research studies

Metadata

DDI/XML JSON

Created on

Jun 23, 2026

Last modified

Jun 23, 2026

Page views

436

Date of birth (dob)

Data file: research_study_4.xml

Overview

Valid: 0

Range: -

Format: character

Questions and instructions

Literal question

Date of birth

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