Tropical region is an important part of the world. More than half of the world’s population live in these areas.Up to one hundred countries lie in different continents around the world and share their common tropical geography.To reach the concept health for all,several attempts to bring good health and good wealth to the people in the tropical countries must be set up.Due to a specific geography of the tropical world,which is usually hot and moist,there are several health problems in the regions.In addition, due to a number of populations in these limited areas,many public health problems can be detected in the tropical regions.On the other hand。
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