Gestational age:Time:Pt:^Fetus:Qn:US.estimated from fibula length
gestational age:time:pt:^fetus:qn:us.estimated from fibula length
Gestational age:Time:Pt:^Fetus:Qn:US.estimated from fibula length
gestational age:time:pt:^fetus:qn:us.estimated from fibula length