Tracheotomy in laryngeal diphtheria (membranous croup) : with especial reference to after-treatment to which are added a few general remarks on diphtheria, and its earlier treatment / by Robert William Parker.

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Tracheotomy in laryngeal diphtheria (membranous croup) : with especial reference to after-treatment to which are added a few general remarks on diphtheria, and its earlier treatment / by Robert William Parker. Public Domain Mark. Source: Wellcome Collection.