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Distribution of clinical characteristics. PH: pregnancy history, Hb: haemoglobin, PLT: platelet count, PT: prothrombin time, APTT: activated partial thromboplastin time, FIB: fibrinogen, B-scan: results of B-scan ultrasonography, Chr: chromosome structure; PO: pregnancy outcome, WBC: white blood cell count. Each dot represents normal clinical indicators in one individual.
