Schistosomiasis, also known as bilharzia, is a disease caused by parasitic worms. Although the worms that cause schistosomiasis are not found in the United States, more than 200 million people are infected worldwide.In terms of impact this disease is second only to malaria as the most devastating parasitic disease.nfection with Schistosoma mansoni, S. haematobium, and S. japonicum causes illness in humans; less commonly, S. mekongi and S. intercalatum can cause disease. Although the worms that cause schistosomiasis are not found in the United States, more than 200 million people are infected worldwide.
A difficult question to answer, but the average sniper rifle in the  .300-.308 caliber can shoot anywhere between 100 and 800 yards. A  .50 caliber is estimated to effective â¦ at about 4 kilometers (2.5  miles).   US snipers are trained to engage targets at ranges up to 1000  meters.
HS Precision â adjustable length. Max Effective Range : 800 meters (875 yards). Expected Accuracy: 1 MOA with M118 .5 MOA with M118LR. The M24 Sniperâs Weapon System (SWS) represents a return to bolt action sniper rifles by the US Army. As in the USMC M40A1, the M24 uses the Remington 700 action, although the reciever is a long action made for adaptation to take the .300 Winchester Magnum round.