@BOOK{NAP18836, title = "Sexual Maturation and the Physical Growth of Girls Age Six to Nineteen", doi = "10.17226/18836", url = "https://nap.nationalacademies.org/catalog/18836/sexual-maturation-and-the-physical-growth-of-girls-age-six-to-nineteen", year = 1937, publisher = "The National Academies Press", address = "Washington, DC" }