Robert Bjerknes
Bergen, 5021, Norway
Last Updated: 09/26/2026
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Found 32 publications
Per- and Polyfluoroalkyl Substance Exposure Associated with Later Puberty in Norwegian Girls: Data from the Bergen Growth Study 2.
Journal: Environment & health (Washington, D.C.)
Published: September 01, 2025
Associations Between Weight-Related Measurements and Pubertal Markers in Norwegian Girls: The Bergen Growth Study 2.
Journal: Journal of the Endocrine Society
Published: March 14, 2025
Exposure to Per- and Polyfluoroalkyl Substances and Timing of Puberty in Norwegian Boys: Data from the Bergen Growth Study 2.
Journal: Environmental science & technology
Published: September 03, 2024
Deep phenotyping of pubertal development in Norwegian children: the Bergen Growth Study 2.
Journal: Annals of human biology
Published: June 26, 2023
Levels of per- and polyfluoroalkyl substances (PFAS) in Norwegian children stratified by age and sex - Data from the Bergen Growth Study 2.
Journal: International journal of hygiene and environmental health
Published: February 27, 2023
Reference Curves for Pediatric Endocrinology: Leveraging Biomarker Z-Scores for Clinical Classifications.
Journal: The Journal of clinical endocrinology and metabolism
Published: December 17, 2021
Puberty starts earlier.
Journal: Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke
Published: May 05, 2021
Low BMI, but not high BMI, influences the timing of puberty in boys.
Journal: Andrology
Published: October 22, 2020
Psychological health in preschool children with underweight, overweight or obesity: a regional cohort study.
Journal: BMJ paediatrics open
Published: September 17, 2020
Hormone References for Ultrasound Breast Staging and Endocrine Profiling to Detect Female Onset of Puberty.
Journal: The Journal of clinical endocrinology and metabolism
Published: July 01, 2020
References for Ultrasound Staging of Breast Maturation, Tanner Breast Staging, Pubic Hair, and Menarche in Norwegian Girls.
Journal: The Journal of clinical endocrinology and metabolism
Published: October 15, 2019
Reference data for testicular volume measured with ultrasound and pubic hair in Norwegian boys are comparable with Northern European populations.
Journal: Acta paediatrica (Oslo, Norway : 1992)
Published: October 07, 2019
Last Updated: 09/26/2026