Directly Observed Therapy Short-course (DOTS) is composed of five distinct elements: political commitment. case detection through quality-assured bacteriology; drug supplies; surveillance and monitoring systems and use of highly efficacious regimens; and direct observation of treatment. DOTS produces cure rates of up to 95 percent even in the poorest countries and prevents the develop... https://poolsproductscanadas.shop/product-category/pool-skimmers/