Trend of Menarcheal Age among Korean Girls.

CONCLUSION: We reported an ongoing downward trend in menarcheal age in Korean girls born in 1988-2003, decreasing by 0.4 years over the 15 years. PMID: 33350182 [PubMed - in process]

https://www.ncbi.nlm.nih.gov/pubmed/33350182?dopt=Abstract

Source: J Korean Med Sci - December 21, 2020 Category: General Medicine Authors: Seo MY, Kim SH, Juul A, Park MJ Tags: J Korean Med Sci Source Type: research