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3. Conservative management of patients with premature rupture of fetal membranes;Graham;Obstet Gynecol,1982
4. Management of the patient with premature rupture of the membranes;Mead;Clin Perinatol,1980
5. A controlled trial of antepartum glucocorticoid treatment for prevention of the respiratory distress syndrome in premature infants;Liggins;Pediatrics,1972