Double-blind, placebo-controlled study of zinc sulfate in the treatment of attention deficit hyperactivity disorder.
Prog Neuropsychopharmacol Biol Psychiatry. 2004 Jan;28(1):181-90. doi: 10.1016/j.pnpbp.2003.09.034.
Prog Neuropsychopharmacol Biol Psychiatry. 2004.
PMID: 14687872
Clinical Trial.