To do that, the researchers confined the waves to a narrow strip of metal only a millionth of a centimeter thick, surrounded on all sides by a thick layer of insulator, as they reported here to the Materials Research Society on 29 November. (sciencemag.org)
Watson, N.F., Badr, M.S. et al. (2014) Joint Consensus Statement of the American Academy of Sleep Medicine and Sleep Research Society on the Recommended Amount of Sleep for a Healthy Adult: Methodology and Discussion. (my.happify.com)
The Market Research Society examines market research in the era of choice and competition, and explains how you can benefit (educationbusinessuk.net)