Leffingwell, Albert, 1845-1916
An Ethical Problem : Or, Sidelights upon Scientific Experimentation on Man and Animals [recurso electrónico] / Albert Leffingwell - Project Gutenberg, 2006 - Project Gutenberg 20222 .
Public domain in the USA.
Text
Vivisection Medicine, Experimental
HV
An Ethical Problem : Or, Sidelights upon Scientific Experimentation on Man and Animals [recurso electrónico] / Albert Leffingwell - Project Gutenberg, 2006 - Project Gutenberg 20222 .
Public domain in the USA.
Text
Vivisection Medicine, Experimental
HV