[The all-night polygraphies for healthy aged persons (3rd report)--comparison of the sleep characteristic of the 8th decade with that of the 9th decade (author's transl)].
D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D008297:Male; D012890:Sleep / Q000502:physiology*; D012895:Sleep, REM / Q000502:physiology