Schistosomiasis ( also known as bilharzia , bilharziosis or snail fever ) is transmitted to humans via water snail hosts .
Schistosomiasis ( also known as bilharzia , bilharziosis or snail fever ) is affects about 200 million people .
Schistosomiasis ( also known as bilharzia , bilharziosis or snail fever ) is transmitted to humans via water snail hosts , and affects about 200 million people .