Cowen, P. (1994). THE EFFECT OF TRYPTOPHAN ON BRAIN 5-HT FUNCTION - A REVIEW.
Lua i Stíl Chicago (17ú heag.)Cowen, P. THE EFFECT OF TRYPTOPHAN ON BRAIN 5-HT FUNCTION - A REVIEW. 1994.
Lua MLA (9ú heag.)Cowen, P. THE EFFECT OF TRYPTOPHAN ON BRAIN 5-HT FUNCTION - A REVIEW. 1994.
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