Causas de Mieloma múltiple: factores genéticos y ambientales explicados y revisados con fuentes médicas, más la perspectiva de los pacientes.
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I think their are many causes. For one, a lot of firefighters that fought 9/11 have found they have myeloma. Second, I do think that things like Roundup or other sprays near food could be the cause. I don't think anyone actually knows.