Vernikos, J <br/><br/>
Effect of standing or walking on physiological changes induced by head down bed rest: implications for spaceflight.  [electronic resource] 

 -  Aviation, space, and environmental medicine  Nov 1996 
 - 1069-79 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, Non-P.H.S. 
<br/><br/><label>ISSN: </label>0095-6562 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Analysis of Variance<br/>Blood Pressure--physiology<br/>Calcium--urine<br/>Cardiovascular Deconditioning--physiology<br/>Chi-Square Distribution<br/>Gravitation<br/>Head-Down Tilt--adverse effects<br/>Heart Rate--physiology<br/>Humans<br/>Male<br/>Oxygen Consumption--physiology<br/>Plasma Volume--physiology<br/>Posture--physiology<br/>Regression Analysis<br/>Survival Analysis<br/>Syncope--etiology<br/>Tilt-Table Test--adverse effects<br/>Walking--physiology<br/>Weightlessness Countermeasures