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机译:宫颈子宫托vs vs阴道孕激素预防早产双胞胎的女性怀孕和短宫颈:经济分析随机对照试验后
My Duc HospitalHo Chi Minh City,Vietnam;
HOPE Research CenterHo Chi Minh City,Vietnam;
Department of Obstetrics and GynecologyMonash UniversityMelbourne,Australia;
Pessaries; twin pregnancy; economic analysisProgesterone;