Protein-nicotinic acid consumption and early psychologic change.
D000328:Adult; D000342:Affective Symptoms / Q000209:etiology*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009539:Nicotinic Acids; D010383:Pellagra / Q000150:complications*; D011488:Protein Deficiency / Q000150:complications; D014364:Tryptophan
D009539:Nicotinic Acids; D014364:Tryptophan