LETTERS TO THE EDITOR
Autor: | Buck, Carol, Macdougal, Caroline C., Bailey, J. C., Harnett, Ruby |
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Zdroj: | Canadian Journal of Public Health / Revue Canadienne de Sante'e Publique, 1970 May 01. 61(3), 271-271. |
Databáze: | JSTOR Journals |
Externí odkaz: |