title: [Use of LU 52 (ritodrine HC1) in threatened premature labor].
mesh_terms: D000293:Adolescent; D000328:Adult; D004341:Drug Evaluation; D005260:Female; D006801:Humans; D007752:Obstetric Labor, Premature / Q000517:prevention & control*; D011247:Pregnancy; D011412:Propanolamines / Q000627:therapeutic use*; D012312:Ritodrine / Q000009:adverse effects / Q000627:therapeutic use*
chemical_list: D011412:Propanolamines; D012312:Ritodrine
vernacular_title: L'impiego di LU 52 (ritodrina cloridrato) nella minaccia di parto prematuro