removing text There was a mistake in the Discussion, Paragraph two：Duplicate content was identified between p. 6, line 575 and line 593, as follows: The patient's parents, concerned about their daughter's irregular menstrual cycles and the potential impact on her health and fertility, requested medical treatment with the expectation of restoring regular menstruation. Treatment with progesterone capsules (100 mg twice daily) was initiated to induce menstruation, with unsatisfactory results. From June 2025, the patient received Complex Packing Estradiol Tablets/Estradiol and Dydrogesterone Tablets 1 mg once daily combined with progesterone capsules (100 mg twice daily), which resulted in regular menstrual cycles.The patient's parents, concerned about their daughter's irregular menstrual cycles and the potential impact on her health and fertility, requested medical treatment with the expectation of restoring regular menstruation. Treatment with progesterone capsules (100 mg twice daily) was initiated to induce menstruation, with unsatisfactory results. From June 2025, the patient received Complex Packing Estradiol Tablets/Estradiol and Dydrogesterone Tablets 1 mg once daily combined with progesterone capsules (100 mg twice daily), which resulted in regular menstrual cycles.. A correction has been made to the section Discussion, Paragraph two:"The patient's parents, concerned about their daughter's irregular menstrual cycles and the potential impact on her health and fertility, requested medical treatment with the expectation of restoring regular menstruation. Treatment with progesterone capsules (100 mg twice daily) was initiated to induce menstruation, with unsatisfactory results. From June 2025, the patient received Complex Packing Estradiol Tablets/Estradiol and Dydrogesterone Tablets 1 mg once daily combined with progesterone capsules (100 mg twice daily), which resulted in regular menstrual cycles."Last Name author1 et al.[There was a mistake in the
Deng et al. (2026) studied this question.