In African, blur vision is deadlier than lymphoma,
African Lymphoma 119-34 1193-4 5250 Hz
If you have poor vision since childhood, try this set of frequency. Good luck.
Updated with African Lymphoma 568-43 Hz mp3. Also called Burkitt Lymphoma; the same set of frequency is used to treat Burkitt Cell Leukemia and Burkitt Tumor.