title: [Circadian rhythms of salivary cortisol level during long-term space flight].
authors.forename: I M
authors.initials: IM
authors.lastname: Larina
authors.forename: P
authors.initials: P
authors.lastname: Whitson
authors.forename: T M
authors.initials: TM
authors.lastname: Smirnova
authors.forename: Y M
authors.initials: YM
authors.lastname: Chen
mesh_terms: D002940:Circadian Rhythm; D006801:Humans; D006854:Hydrocortisone / Q000032:analysis*; D008297:Male; D012463:Saliva / Q000737:chemistry*; D013026:Space Flight; D013997:Time Factors
chemical_list: D006854:Hydrocortisone