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Maternal betamethasone (BM) plasma concentrations after maternal intramuscular injection of 170 µg/kg betamethasone phosphate (BM p, n = 6) and betamethasone phosphate acetate (BM p/a, n = 4). Data are given as mean plus or minus standard error of the mean.
Schwab. Pharmacokinetics of Antenatal Glucocorticoids. Obstet Gynecol 2006.
