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author
Albert Leffingwell
Livros de Albert Leffingwell
An Ethical Problem: Or, Sidelights upon Scientific Experimentation on Man and Animals An Ethical Problem Or, Sidelights upon Scientific Experimentation on Man and Animals Nota: 0 de 5 estrelas0 notasVivisection Nota: 0 de 5 estrelas0 notasAn Ethical Problem: Or, Sidelights upon Scientific Experimentation on Man and Animals Nota: 0 de 5 estrelas0 notasVivisection Nota: 0 de 5 estrelas0 notasVivisection Nota: 0 de 5 estrelas0 notasVivisection Nota: 0 de 5 estrelas0 notas