TY  - RPRT
TI  - Secular changes in growth and maturation: an update.
AU  - R C Hauspie
AU  - M Vercauteren
AU  - C Susanne
PY  - 1997
DO  - 10.1111/j.1651-2227.1997.tb18364.x
UR  - https://pubmed.ncbi.nlm.nih.gov/9401534/
ID  - 9401534
ER  -