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MPN‐associated symptom assessment by initial diagnosisa. (A) Individual symptom score and (B) Total symptom score. ET, essential thrombocythemia; MF, myelofibrosis; MPN, myeloproliferative neoplasm; PV, polycythemia vera. aA MPN Symptom Assessment Form Total Symptom Score (MPN‐SAF TSS) ≥ 20, a worst individual item score > 5, or combined criteria of both warrant treatment
