Cerebrovascular responses to incremental exercise during hypobaric hypoxia: effect of oxygenation on maximal performance.
Subudhi AW, Lorenz MC, Fulco CS, Roach RC. Cerebrovascular responses to incremental exercise during hypobaric hypoxia: effect of oxygenation on maximal performance. Am J Physiol Heart Circ Physiol. 2008 Jan; 294(1):H164-71.