TY - CHAP M1 - Book, Section TI - Glossary A1 - Keuroghlian, Alex S. A1 - Potter, Jennifer A1 - Reisner, Sari L. Y1 - 2022 N1 - T2 - Transgender and Gender Diverse Health Care: The Fenway Guide AB - 47, XXX karyotype: A chromosomal disorder in which there are three X chromosomes; it is associated with an increased risk of learning disabilities, delayed motor development, weak muscle tone, and behavioral problems, although these effects vary widely in affected individuals. SN - PB - McGraw Hill CY - New York, NY Y2 - 2024/03/28 UR - accessmedicine.mhmedical.com/content.aspx?aid=1184177797 ER -