Letters.
| Autor: | Clarke KS; a Champaign , Illinois., Horton DC; b Norfolk , Virginia., Woodhouse ML; b Norfolk , Virginia., Wallace LA; c Chesterland , Ohio. |
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| Jazyk: | angličtina |
| Zdroj: | The Physician and sportsmedicine [Phys Sportsmed] 1980 Nov; Vol. 8 (11), pp. 13. |
| DOI: | 10.1080/00913847.1980.11710961 |
| Databáze: | MEDLINE |
| Externí odkaz: |
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