Lua APA (7ú heag.)

Smith, A. (2002). Homocysteine, B vitamins, and cognitive deficit in the elderly.

Lua i Stíl Chicago (17ú heag.)

Smith, A. Homocysteine, B Vitamins, and Cognitive Deficit in the Elderly. 2002.

Lua MLA (9ú heag.)

Smith, A. Homocysteine, B Vitamins, and Cognitive Deficit in the Elderly. 2002.

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