Template:Flecker1932 table1
From Embryology
| The Clavicle | ||||
|---|---|---|---|---|
| Age | No. of instances in girls | No. of instances in boys | No. of centres in girls | No. of centres in boys |
| 11 | 12 | 2 | 1 | 0 |
| 12 | ll | 9 | 0 | 1 |
| 13 | 3 | 15 | 0 | 0 |
| 14 | 8 | 10 | 2 | 2 |
| 15 | 10 | 1l | 2 | 1 |
| 16 | 16 | 14 | 4 | 1 |
| 17 | 12 | 12 | 5 | 5 |
| 18 | 10 | 15 | 2 | 3 |
| 19 | 25 | ll | ll | 7 |
| 20 | 28 | 19 | 12 | 7 |
| 21 | 14 | 20 | 7 | 1l |
| 22 | 18 | 11 | 5 | 4 |
| 23 | 17 | 16 | 4 | 4 |
| 24 | 18 | 15 | 4 | 1 |
| 25 | 19 | 18 | 2 | 2 |
| 26 | 10 | 8 | 1 | 0 |
