Fetal trisomy 18 risk:Imp:Pt:Plas.cfDNA:Ord:Dosage of chromosome specific cf DNA
fetal trisomy 18 risk:imp:pt:plas.cfdna:ord:dosage of chromosome specific cf dna
Fetal Trisomy 18 risk [Interpretation] based on Plasma cell-free DNA by Dosage of chromosome-specific cfDNA Qualitative
fetal trisomy 18 risk [interpretation] based on plasma cell-free dna by dosage of chromosome-specific cfdna qualitative