Tursinawati, Yanuarita, Serene Thain, Christina Choi, and George Heong Yeo Seow. 2015. “Amniocentesis Increases Level of Anxiety in Women With Invasive Prenatal Diagnosis of Down Syndrome”. Universa Medicina 34 (2):112-20. https://doi.org/10.18051/UnivMed.2015.v34.112-120.