ADAPTIVE CHANGES CRONOSTRUCTURE OF CARDIORESPIRATORY CORRELATIONS DURING EXAM STRESS AT STUDENTS FROM VARIOUS CLIMATOGEOGRAPHIC REGIONS ArticleShastun S.A., Kuzin B., Kameneva M.V., Markus Kaim, Milshin A., Ashhatsava T.I., Lysenkov S.P., Efremov M.E.Вестник Российского университета дружбы народов. Серия: Медицина. 2012. С. 230-232
