title: Reply: sleep efficiency in patients with polycystic ovarian syndrome.
authors.affiliation: Flat 2, 157 West End Lane, West Hampstead, London NW6 2LG, UK.
authors.forename: Norman
authors.initials: N
authors.lastname: Shreeve
mesh_terms: D005260:Female; D006801:Humans; D008550:Melatonin / Q000378:metabolism*; D011085:Polycystic Ovary Syndrome / Q000150:complications* / Q000503:physiopathology*; D012890:Sleep / Q000502:physiology*; D012893:Sleep Wake Disorders / Q000150:complications* / Q000175:diagnosis*
chemical_list: D008550:Melatonin