| 文章作者： | Sanna Wickman, Ilkka Sipil, Carina Ankarberg-Lindgren, Ensio Norjavaara, Leo Dunkel |
| 作者单位： | Hospital for Children and Adolescents, University of Helsinki, Ph 281, FIN-00029 Hus, Finland (S Wickman MD, I Sipil MD, L Dunkel MD);
and Goteborg Paediatric Growth Research Centre, Institute for the Health of Women and Children, Goteborg University, Goteborg, Sweden (C Ankarberg-Lindgren BSc, E Norjavaara MD) |