1. Zero G in a patient with advanced amyotrophic lateral sclerosis
I Mackenzie, E Viirre, JM Vanderploeg, ER Chilvers 
The Lancet 
Volume 370, Issue 9587, (August 2007)
DOI: /S (07)
Copyright © 2007 Elsevier Ltd Terms and Conditions

2. Figure
Profile of the physiological responses during zero G parabolic flight
Periods of zero G are marked by longitudinal grey bars and period of oxygen supplementation (2 L/min) by horizontal black bar.
The Lancet  , DOI: ( /S (07) )
Copyright © 2007 Elsevier Ltd Terms and Conditions