title: The luteinized unruptured follicle syndrome.
mesh_terms: D003338:Corpus Luteum / Q000502:physiology*; D005260:Female; D006801:Humans; D007247:Infertility, Female / Q000209:etiology*; D008184:Luteal Cells / Q000502:physiology*; D006080:Ovarian Follicle / Q000503:physiopathology*