^Graham, Gail E.; Allanson, Judith E.; Gerritsen, Jennifer A. (2007). “Sex chromosome abnormalities”. In Rimoin, David L.; Connor, J. Michael.; Pyeritz, Reed E.; Korf, Bruce R. (eds.). Emery and Rimoin's Principles and Practice of Medical Genetics (5th ed.). Philadelphia: Churchill Livingstone Elsevier. pp. 1038–1057. ISBN0-443-06870-4
^Cohen, Pinchas; Shim, Melanie (2007). “Hyperpituitarism, tall stature, and overgrowth syndromes”. In Kliegman, Robert M.; Behrman, Richard E.; Jenson, Hal B.; Stanton, Bonita F. (eds.). Nelson textbook of pediatrics (18th ed.). Philadelphia: Saunders. pp. 2303?2307. ISBN1416024506 p. 2304: Table 561-1. Differential diagnosis of tall stature and overgrowth syndromes. Postnatal overgrowth leading to childhood tall stature?includes: Klinefelter syndrome (XXY), SHOX excess syndromes, XYY.
^Kanaka-Gantenbein, Christina; Kitsiou, Sophia; Mavrou, Ariadni; Stamoyannou, Lela; Kolialexi, Aggeliki; Kekou, Kyriaki; Liakopoulou, Magda;Chrousos, George (April 2004). “Tall stature, insulin resistance, and disturbed behavior in a girl with the triple X syndrome harboring three SHOX genes:offspring of a father with mosaic Klinefelter syndrome but with two maternal X chromosomes”. Horm Res61 (5): 205?210. doi:10.1159/000076532. PMID14752208.