• Author: Rajaratnam, S. M. B. Middleton B. M. Stone J. Arendt D. J. Dijk
• Title: Melatonin advances the circadian timing of EEG sleep and directly facilitates sleep without altering its duration in extended sleep opportunities in humans
• Year: 2004
• Reference Type: Journal Article
• Journal/Book Title: J Physiol
• Volume: 561
• Issue: Pt 1
• Pages: 339-51
• Date of Publication: Monday, 20 December 2004