title: [Effects of menstrual cycle on the lower esophageal sphincter and esophageal exposure to acid].
authors.forename: M
authors.initials: M
authors.lastname: Díaz-Rubio García
mesh_terms: D003627:Data Interpretation, Statistical; D004943:Esophagogastric Junction / Q000502:physiology*; D004947:Esophagus / Q000502:physiology*; D005260:Female; D005744:Gastric Acid / Q000502:physiology*; D005764:Gastroesophageal Reflux / Q000503:physiopathology; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008365:Manometry; D008597:Menstrual Cycle / Q000502:physiology*; D011374:Progesterone / Q000097:blood*; D011863:Radioimmunoassay
chemical_list: D011374:Progesterone