<prompt> Noninvasive prenatal testing NIPTPreconceptional gene testing on ovaTesting on maternal tissueMaternal serum for evaluation of Downs syndromeAmniocentesis for evaluation of fetal chromosomal anomalies  <response>: Ref. The Short Textbook of Obstetrics. Page. 778 NON INVASIVE PRENATAL TESTINGTargeted ultrasonographyFetal blood cells in maternal bloodDouble marker and triple screeningMaternal serum estriolINVASIVE PRENATAL TESTINGAmniocentesisChronic villus samplingCordocentesis 