Outline of the Ninth Longitudinal Survey of Babies in 21st Century

Longitudinal Surveys

The 15th and the 6th Longitudinal Surveys
of Newborns in the 21st Century

Household Statistics Office,
Ministry of Health, Labour and Welfare

Contents

Summary of the 15th and the 6th Longitudinal Surveys of Newborns in the 21st Century (PDF:121KB)

Summary of the Survey (PDF:158KB)

Definition of Terms (PDF:51KB)