Teziç, T., & Gedik, Y. (1988). Serum thyrotropin, thyroxin and triiodothyronine concentrations in maternal and cord blood of goitrous and non-goitrous pregnant women living in the Black Sea Region of Turkey. The Turkish Journal of Pediatrics, 30(3), 153-158. https://turkjpediatr.org/article/view/3887