Melatonin.
Hardeland R, Pandi-Perumal SR, Cardinali DP.
Hardeland R, et al. Among authors: cardinali dp.
Int J Biochem Cell Biol. 2006 Mar;38(3):313-6. doi: 10.1016/j.biocel.2005.08.020. Epub 2005 Sep 27.
Int J Biochem Cell Biol. 2006.
PMID: 16219483
Review.