title: The ultrastructure of cervical mucus.
mesh_terms: D002582:Cervix Mucus / Q000187:drug effects; D003338:Corpus Luteum; D005260:Female; D006025:Glycosaminoglycans; D006801:Humans; D008854:Microscopy, Electron; D010060:Ovulation; D011372:Progestins / Q000494:pharmacology
chemical_list: D006025:Glycosaminoglycans; D011372:Progestins