Current Comment

1920 Journal of the American Medical Association  
Havens4 have suggested, that the "rapid increase is brought about in part by throwing into the systemic circulation a large number of red corpuscles that under ordinary circumstances at low altitudes are sidetracked and inactive, and in part by a concentration resulting from a loss of fluid in the blood." THE SAFEGUARD AGAINST BACTERIA IN THE UPPER AIR PASSAGES
doi:10.1001/jama.1920.02620040036014 fatcat:tdro4uqqjvbsfjsxxoxwlzs5g4