Day length may make geographical difference in body size and proportions: An ecological analysis of Japanese children and adolescents.

There is a north-south gradient in the body heights of Japanese children. A hypothesis had previously been proposed that differences in thyroid hormone activity induced by geographical differences in effective day length (duration of photoperiod exceeding a predetermined light intensity) might cause...

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Bibliographic Details
Main Authors: Masana Yokoya, Yukito Higuchi
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2019-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0210265