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Agrega una trama en tu idiomaAfrican river blindness is a disease caused by a parasitic worm that is transmitted through the bite of a blackfly. The worms swim under the skin causing an extremely severe skin irritation.... Leer todoAfrican river blindness is a disease caused by a parasitic worm that is transmitted through the bite of a blackfly. The worms swim under the skin causing an extremely severe skin irritation. Eventually, the worms swim into the eye and scar the retina leading to blindness. Merck &... Leer todoAfrican river blindness is a disease caused by a parasitic worm that is transmitted through the bite of a blackfly. The worms swim under the skin causing an extremely severe skin irritation. Eventually, the worms swim into the eye and scar the retina leading to blindness. Merck & Co. offers a drug that kills the worms and completely treats the symptoms for free, yet 3... Leer todo