Research Study - Longitudinal
Research Study - Longitudinal

Reference ID

research_study_3

Collections

Research studies

Metadata

DDI/XML JSON

Created on

Jun 23, 2026

Last modified

Jun 23, 2026

Page views

1289

Comments (study_comments)

Data file: research_study_3.xml

Overview

Valid: 0

Range: -

Format: character

Questions and instructions

Literal question

Comments

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