Gordon H. Williams

Midodrine prevents orthostatic intolerance associated with simulated spaceflight.

R J Cohen, R Mukkamala, R. Cohen, 2001, Journal of applied physiology.

Effects of simulated microgravity on closed-loop cardiovascular regulation and orthostatic intolerance: analysis by means of system identification.

Ramakrishna Mukkamala, Richard J Cohen, R. Cohen, 2004, Journal of applied physiology.