参考文献: 1. Ballerini MG, Gaido V, Rodríguez ME, Chiesa A, and Ropelato MG. Prospective and Descriptive Study on Serum Androstenedione Concentration in Healthy Children from Birth until 18 Years of Age and Its Associated Factors. Dis Markers. 2017; 2017: 9238304 2. Speiser PW, Arlt W, Auchus RJ, Baskin LS, Conway GS, Merke DP, Meyer-Bahlburg HFL, Miller WL, Hassan Murad M, Oberfield SE, White PC. Congenital Adrenal Hyperplasia Due to Steroid 21-Hydroxylase Deficiency: An Endocrine Society Clinical Practice Guideline. J Clin Endocrin Metabol, Volume 103, Issue 11, November 2018, Pages 4043–4088