Appleby, P., Key, T., Thorogood, M., Burr, M., & Mann, J. (2002). Mortality in British vegetarians.
Lua i Stíl Chicago (17ú heag.)Appleby, P., T. Key, M. Thorogood, M. Burr, agus J. Mann. Mortality in British Vegetarians. 2002.
Lua MLA (9ú heag.)Appleby, P., et al. Mortality in British Vegetarians. 2002.
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