mercoledì 20 agosto 2014

NYT Science: Tuberculosis Is Newer Than What Was Thought, Study Says

Tuberculosis Is Newer Than What Was Thought, Study Says
By CARL ZIMMER

An analysis said that the disease originated in Africa less than 6,000 years ago, and that it was carried across the Atlantic by seals.

Published: August 21, 2014 at 4:00AM

via NYT Science http://ift.tt/1mmeeEr