[NYCTOHEMERAL RHYTHM AND LONG PLANE TRIPS].
D000337:Aerospace Medicine; D000401:Aircraft; D002940:Circadian Rhythm; D010507:Periodicity
AVIATION MEDICINE; CIRCADIAN RHYTHM; PERIODICITY
LE RYTHME NYCTH'EM'ERAL ET LES D'EPLACEMENTS A'ERIENS LOINTAINS.