Period/amplitude measures of delta show robust declines across nonrapid eye movement sleep episodes: a comment on Armitage and Roffwarg.
Feinberg
I
I
Sleep Lab, University of California, Davis 95616.
D000368:Aged; D001921:Brain / Q000502:physiology*; D003700:Delta Rhythm; D006801:Humans; D012894:Sleep Stages / Q000502:physiology*; D013997:Time Factors