Source: Journal of Sleep Research, Volume 6, Number 1, 1997-03, pp. 57-58(2)
You have access to the full text article on a website external to Ingenta Connect.
Please click here to view this article on Wiley Online Library.
You may be required to register and activate access on Wiley Online Library before you can obtain the full text. If you have any queries please visit Wiley Online Library
Document Type: Letter to the Editor
Publication date: January 1, 1997