Hood, Sean D Cardiac slowing and acute tryptophan depletion: a comment on the paper by van der Veen et al. [electronic resource] - Psychopharmacology May 2009 - 831-3; author reply 835-6 p. digital Publication Type: Case Reports; Comment; Letter ISSN: 1432-2072 Standard No.: 10.1007/s00213-008-1430-2 doi Subjects--Topical Terms: AdultBradycardia--etiologyBrain Stem--physiopathologyFemaleHeart Rate--physiologyHumansHypertension--diagnosisMaleMiddle AgedSerotonin--physiologySyncope--diagnosisTryptophan--administration & dosage