“ETHICALLY IMPOSSIBLE” 
STD Research in Guatemala 
from 1946 to 1948 
national institutes of heal- 
NIH LIBRARY 
OCT 1 2 2012 
BLDG 10, 10 CENTER DR 
Presidential Commission 
for the Study of Bioethical Issues 
Washington, D.C. 
September 2011 
www.bioethics.gov 
