title: [Model design for preventing premature labor].
mesh_terms: D002582:Cervix Mucus / Q000737:chemistry; D003430:Cross-Sectional Studies; D005260:Female; D005932:Gloves, Surgical; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007230:Infant, Low Birth Weight; D007231:Infant, Newborn; D007752:Obstetric Labor, Premature / Q000453:epidemiology / Q000209:etiology / Q000451:nursing* / Q000517:prevention & control; D011247:Pregnancy; D011295:Prenatal Care / Q000379:methods*; D011934:Reagent Strips; D012307:Risk Factors; D012648:Self Care / Q000379:methods; D014621:Vagina / Q000737:chemistry
chemical_list: D011934:Reagent Strips