Multisection transabdominal + transvaginal for multiple gestation pregnancy+first trimester:Find:Pt:Pelvis+^Fetus:Doc:US
multisection transabdominal + transvaginal for multiple gestation pregnancy+first trimester:find:pt:pelvis+^fetus:doc:us
Multisection transabdominal + transvaginal for multiple gestation pregnancy+first trimester:Find:Pt:Pelvis+^Fetus:Doc:US
multisection transabdominal + transvaginal for multiple gestation pregnancy+first trimester:find:pt:pelvis+^fetus:doc:us