TY - GEN AU - Greenleaf,J E TI - Mechanisms for negative water balance during weightlessness: immersion or bed rest? SN - 0031-9376 PY - 1986///0613 KW - Bed Rest KW - Humans KW - Immersion KW - Water-Electrolyte Imbalance KW - etiology KW - Weightlessness N1 - Publication Type: Journal Article ER -