Tumours in a Tropical Country

The geography of medicine is a classical subject that can be studied wherever medicine is practised and the population counted. It has already contributed a great deal to knowledge of the causes of disease and it might be thought that the subject had little more to teach. This, however, is unlikely. First, there are many parts of the world that have only recently been provided with the full range of diagnostic services. Secondly, it is now realised that the ob­ servation that a disease occurs on