[Development of an observational method of sleep state].
Nakamura
M
M
Nishi
E
E
Mitamura
S
S
Yamamoto
T
T
Iino
T
T
Moriya
H
H
Oguri
M
M
Uchiyama
M
M
D003325:Coronary Care Units; D003327:Coronary Disease / Q000503:physiopathology* / Q000628:therapy; D006801:Humans; D009730:Nursing Assessment / Q000379:methods*; D012894:Sleep Stages / Q000502:physiology*