It is determined that Elsa is experiencing beta-thalassemia major. Which of the following statements is NOT true regarding this diagnosis?   The cause of beta-thalassemia is genetic.   Beta-thalassemia major is a grave condition and has a high mortality rate.   Beta-thalassemia major is often treated with blood transfusions.   Because beta-thalassemia is an x-linked trait, it affects males more often than females.

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