young woman doctor is viewing an ultrasound result to test for visible trisomy 21 signs
Keywords
ultrasound,
21,
checking,
chromosome,
doctor,
testing,
technician,
exam,
pregnancy,
medicals,
profession,
view,
adult,
clinic,
occupation,
people,
caucasian,
scan,
female,
medicine,
equipment,
specialist,
monitor,
hospital,
holding,
woman,
person,
embryo,
obstetrician,
professional,
machine,
device,
uniform,
screen,
biopsy,
echography,
analysing