The Study of Pubertal Stage and Age of Menarche in Girls in Isfahan Province, Iran
January 2025
in “
BMC Pediatrics
”
Studysummary In this study conducted among healthy Iranian girls in Isfahan province, researchers found that the median onset age for menstruation was 12.05 years, breast development began at 9.89 years, and pubic hair development started at 10.14 years, with earlier puberty onset potentially indicating precocious puberty.
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