B Lichardus

Head-up tilt and lower body suction: comparison of hormone responses in healthy men.

M Vigas, D. Jezova, H. Hinghofer-Szalkay, 1996, Physiological research.

Changes of hormones regulating electrolyte metabolism after space flight and hypokinesia.

L Macho, R Kvetnansky, R A Tigranian, 1992, Acta astronautica.