ABI GeneAmp® System 9700 (Thermo Fisher Scientific Inc. (NYSE: TMO) Waltham, Massachusetts, United States)	Applied Biosystem Gene Amplification
ACOG	American College of Obstetricians and Gynecologists
BCT	Blood Collection Tube
BGI	Beijing Genomics Institute
cffDNA	Cell-Free Fetal Deoxyribonucleic Acid
CNV	Copy number Variation
CVS	Chorionic Villus Sampling
DECIPHER	DatabasE of Chromosomal Imbalance and Phenotype in Humans using Ensembl Resources
CNV	Copy number Variation
CVS	Chorionic Villus Sampling
DECIPHER	DatabasE of Chromosomal Imbalance and Phenotype in Humans using Ensembl Resources
Del	Deletion
DNA	Deoxyribonucleic Acid
DT	Double Test
Dup	Duplication
FF	Fetal Fraction
GA	Gestational Age
IVF	In Vitro Fertilization
MA	Maternal Age
Mb	Megabase
NCBI	National Center for Biotechnology Information
NGS	Next-Generation Sequencing
NIPT	Non-Invasive Prenatal Testing
NIFTY	Non-Invasive Fetal TrisomY
NPV	Negative Predicitive Value
OMIM	Online Mendelian Inheritance in Man
QF-PCR	Quantitative Fluorescent Polymerase Chain Reaction
PPV	Positive Predictive Value
SHOX gene	Short-Stature Homeobox gene
SNP-Array	Single Nucleotide Polymorphism Array
TT	Triple Test
USA	United States of America