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In order to improve the treatment outcome and facilitate the clinical practice,a diagnostic classification of heterogeneous disease-polycystic ovary syndrome(PCOS)is proposed.PCOS is classified into 2 main types(Ⅰ,Ⅱ)and 4 subtypes(Ⅰa,Ⅰb,Ⅱa,Ⅱb):PCOSⅠrefers