Ye Y Y, Wang C X, Cao L Z
Human Medical University, P.R. China.
Ann Hum Biol. 1992 Jul-Aug;19(4):427-30. doi: 10.1080/03014469200002282.
Skeletal maturity of 2122 normal children aged 2-20 years in the southern Chinese city of Changsha have been assessed by the TW2 score method. These mean bone ages are lower than the British standards up to puberty and thereafter higher than the British standards.
