Human circadian circulatory rhythms during weightlessness in extraterrestrial flight or bedrest with and without exercise Franz HalbergCarlos VallbonaSarah A. Nunneley OriginalPaper Pages: 18 - 32
Multi-purpose monitoring of carbon dioxide in closed organism-environment systems Maurice StupfelWalter NelsonFranz Halberg OriginalPaper Pages: 33 - 39
Basic studies onHirudo medicinalis for a space experiment R. G. A. LotzM. E. A. FuchsP. E. A. Moyat OriginalPaper Pages: 40 - 44
Basic studies onHirudo medicinalis for a space experiment R. G. A. LotzG. H. Bowman OriginalPaper Pages: 45 - 47
Microbial contamination associated with the Apollo 6 spacecraft during final assembly and testing John R. PuleoN. D. FieldsR. C. Graves OriginalPaper Pages: 48 - 56
Biochemical and metabolic effects of a six-month exposure of small animals to a helium-oxygen atmosphere Robert W. Hamilton Jr.Janis D. CohenHeinz R. Schreiner OriginalPaper Pages: 57 - 99
The effect of positive pressure breathing on the cerebral circulation and the content of catecholamines in hypothalamus and adrenals Aleksandar I. RadovićJovan M. DavidovićVukosava S. Davidović OriginalPaper Pages: 100 - 108
Photoelectric device for recording of leaf movements T. W. TibbittsT. HoshizakiD. K. Alford Research Notes Pages: 109 - 112
A miniaturized pump oxygenator for evaluation of peripheral circulatory changes induced by longterm weightlessness in rats V. P. PopovicJ. HoreckyP. Popovic Research Notes Pages: 113 - 115