Anderson IM, Parry-Billings M, Newsholme EA, Fairburn CG, Cowen PJ. Psychol Med. 1990 Nov; 20(4):785-91.

[Psychol Med. 1990]

Schweiger U, Laessle R, Kittl S, Dickhaut B, Schweiger M, Pirke KM. J Neural Transm. 1986; 67(1-2):77-86.

[J Neural Transm. 1986]

Heraief E, Burckhardt P, Mauron C, Wurtman JJ, Wurtman RJ. J Neural Transm. 1983; 57(3):187-95.

[J Neural Transm. 1983]

Cowen PJ, Smith KA. Adv Exp Med Biol. 1999; 467:101-4.

[Adv Exp Med Biol. 1999]

. Nutr Rev. 1971 Jan; 29(1):10-1.

[Nutr Rev. 1971]