Diagrammatic representation of Tanner stages I to V of breast maturation in girls
Diagrammatic representation of Tanner stages I to V of breast maturation in girls
Diagrammatic representation of Tanner stages I to V of breast maturation in girls

From Marshall WA, Tanner JM: Variations in pattern of pubertal changes in girls. Arch Dis Child 44:291–303, 1969; used with permission.