Medicine
Betamethasone
Bronchopulmonary dysplasia
Chorioamnionitis
Dexamethasone
Confidence interval
Periventricular leukomalacia
Respiratory distress
Randomized controlled trial
Odds ratio
Meta-analysis
Cochrane Library
Placebo
Intraventricular hemorrhage
Pediatrics
Gestational age
Obstetrics
Internal medicine
Anesthesia
Pregnancy
Biology
Genetics
Alternative medicine
Pathology