ABC - DEF - GHI - JKL - MNO - PQRS - TUV - WXYZ Languages: Panel study
Definition:
A research method in which data are collected from the same individuals at
different points in time.
Source: Online Learning center
Glossary 
ABC - DEF - GHI - JKL - MNO - PQRS - TUV - WXYZ | 
