Pediatr Res. 2024 Apr 2. doi: 10.1038/s41390-024-03170-y. Online ahead of print. ABSTRACT BACKGROUND: The aim of this study was to investigate the influence of primary congenital hypothyroidism (CH) on quality of life, level of education and socioeconomic status (SES). METHODS: Two independent study cohorts, a national and a regional, were…