Keita Morioka

Sapporo, 0608638, Japan

Last Updated: 09/26/2026

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Found 14 publications

Preterm toddlers have low nighttime sleep quality and high daytime activity.

Preterm toddlers have low nighttime sleep quality and high daytime activity.

Journal: Scientific reports

Published: August 10, 2021

Sleep maturation influences cognitive development of preterm toddlers.

Sleep maturation influences cognitive development of preterm toddlers.

Journal: Scientific reports

Published: November 06, 2020

Daytime nap and nighttime breastfeeding are associated with toddlers' nighttime sleep.

Daytime nap and nighttime breastfeeding are associated with toddlers' nighttime sleep.

Journal: Scientific reports

Published: June 29, 2020

Relationship between adrenal steroid hormones in cord blood and birth weight: The Sapporo Cohort, Hokkaido Study on Environment and Children's Health.

Relationship between adrenal steroid hormones in cord blood and birth weight: The Sapporo Cohort, Hokkaido Study on Environment and Children's Health.

Journal: American journal of human biology : the official journal of the Human Biology Council

Published: March 01, 2018

Effects of prenatal sex hormones on behavioral sexual dimorphism.

Effects of prenatal sex hormones on behavioral sexual dimorphism.

Journal: Pediatrics international : official journal of the Japan Pediatric Society

Published: January 15, 2018

Cord Blood Bisphenol A Levels and Reproductive and Thyroid Hormone Levels of Neonates: The Hokkaido Study on Environment and Children's Health.

Cord Blood Bisphenol A Levels and Reproductive and Thyroid Hormone Levels of Neonates: The Hokkaido Study on Environment and Children's Health.

Journal: Epidemiology (Cambridge, Mass.)

Published: October 14, 2017

Frequency of malformed infants in a tertiary center in Hokkaido, Japan over a period of 10 years.

Frequency of malformed infants in a tertiary center in Hokkaido, Japan over a period of 10 years.

Journal: The journal of obstetrics and gynaecology research

Published: June 21, 2016

Effects of adrenal androgens during the prenatal period on the second to fourth digit ratio in school-aged children.

Effects of adrenal androgens during the prenatal period on the second to fourth digit ratio in school-aged children.

Journal: Steroids

Published: April 29, 2016

Daytime nap controls toddlers' nighttime sleep.

Daytime nap controls toddlers' nighttime sleep.

Journal: Scientific reports

Published: February 10, 2016

The Relationship between the Second-to-Fourth Digit Ratio and Behavioral Sexual Dimorphism in School-Aged Children.

The Relationship between the Second-to-Fourth Digit Ratio and Behavioral Sexual Dimorphism in School-Aged Children.

Journal: PloS one

Published: August 20, 2015

Influence of light exposure at nighttime on sleep development and body growth of preterm infants.

Influence of light exposure at nighttime on sleep development and body growth of preterm infants.

Journal: Scientific reports

Published: July 23, 2015

Effects of prenatal Leydig cell function on the ratio of the second to fourth digit lengths in school-aged children.

Effects of prenatal Leydig cell function on the ratio of the second to fourth digit lengths in school-aged children.

Journal: PloS one

Published: October 15, 2014

Showing 1-12 of 14

Last Updated: 09/26/2026