Trisomy 18+Trisomy 13 risk:Likelihood:Pt:^Fetus:Qn
trisomy 18+trisomy 13 risk:likelihood:pt:^fetus:qn
Trisomy 18+Trisomy 13 risk:Likelihood:Pt:^Fetus:Qn
trisomy 18+trisomy 13 risk:likelihood:pt:^fetus:qn