Toxin and reaction changes produced by the diphtheria bacillus in culture / by Percival Hartley and Olga Mary Hartley.

The routine preparation of diphtheria toxin / by Percival Hartley and Olga Mary Hartley.

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Hartley, Olga Mary.

Works from the collections

Toxin and reaction changes produced by the diphtheria bacillus in culture / by Percival Hartley and Olga Mary Hartley.

The routine preparation of diphtheria toxin / by Percival Hartley and Olga Mary Hartley.