| 1975 |
Lewicki LR, Newman JA. Head protection for the bicyclist. In: 19th Annual Proceedings, Association for the Advancement of Automotive Medicine (AAAM). November 20, 1975; San Diego, CA.154-167. |
4 |
2 |
| 1980 |
Wagar IJ, Fisher D, Newman JA. Head protection in racing and road traffic. In: 24th Annual Proceedings, Association for the Advancement of Automotive Medicine (AAAM). October 7-9, 1980; Rochester, NY.446-455. |
4 |
1 |