... years after its discovery, a test was worked out by Wasserman, also of Germany, by which diagnosis of the infection may be made,—even in latent form,—as in a hereditary case where no clinical manifestations have yet asserted themselves. There is another valuable blood test worked out by Noguchi. With these two tests we are now able to diagnose the disease, almost absolutely, and follow up the treatment till cure is complete, except in some of the incurable brain and ... — The Social Emergency - Studies in Sex Hygiene and Morals • Various
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