Retraction notice to "Extended letrozole therapy for ovulation induction in clomiphene-resistant women with polycystic ovary syndrome: a novel protocol". . Fertil Steril 2023;120:396.

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Amedeo Smart

Independent Medical Education

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. Retraction notice to "Extended letrozole therapy for ovulation induction in clomiphene-resistant women with polycystic ovary syndrome: a novel protocol". Fertil Steril 2023;120:396.
PMID: 37517851