共 50 条
- [1] STUDY OF THE EFFECT OF BIRTH INTERVAL ON THE DEVELOPMENT OF 9-YEAR-OLD SCHOOL-CHILDREN IN SINGAPORE JOURNAL OF TROPICAL PEDIATRICS AND ENVIRONMENTAL CHILD HEALTH, 1979, 25 (2-3): : 46 - 76
- [2] EPIDEMIOLOGIC-STUDY OF GINGIVAL FINDINGS IN 9-YEAR-OLD AND 10-YEAR-OLD SCHOOL-CHILDREN DEUTSCHE ZAHNARZTLICHE ZEITSCHRIFT, 1983, 38 (05): : 572 - 575
- [6] HYPODONTIA IN 9-YEAR-OLD NORWEGIANS RELATED TO NEED OF ORTHODONTIC TREATMENT SCANDINAVIAN JOURNAL OF DENTAL RESEARCH, 1993, 101 (05): : 257 - 260
- [8] Differentiation of skeletal muscles in 9-year-old children KINESIOLOGY NEW PERSPECTIVES, PROCEEDINGS BOOK, 2002, : 716 - 720