Assertion: thalassemia's condition | /r/HasProperty | characterised by decreased
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Source sentences:
text: The thalassaemias are a group of recessively autosomal inherited conditions characterised by decreased or absence of synthesis of one of the two polypeptide chains (α or β) that form the normal adult human haemoglobin molecule (HbA, α 2 /β 2 ), which results in reduced haemoglobin in red cells, and anaemia.