Louis J. Sheehan, Esquire .  There's more than one way for people living at extremely high altitudes to adapt to so-called thin air. Biologically, there must be at least three ways, according to a report in an upcoming Proceedings of the National Academy of Sciences.  http://louisbjbsheehan.blogspot.com

A team led by Cynthia M. Beall of Case Western Reserve University in Cleveland obtained blood samples and medical data from 236 Ethiopian villagers living more than 2 miles