On the geographical distribution of tropical diseases in Africa : with an appendix on a new method of illustrating the geographical distribution of disease / by R.W. Felkin.

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On the geographical distribution of tropical diseases in Africa : with an appendix on a new method of illustrating the geographical distribution of disease / by R.W. Felkin. Public Domain Mark. Source: Wellcome Collection.

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This material has been provided by the Royal College of Physicians of Edinburgh. The original may be consulted at the Royal College of Physicians of Edinburgh.