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A member asked:
Whats the error in a first trimester (9 to 12 weeks ultrasound made by skilled doctor, 3 of up to 7 days? different awnsers by different doctors here
A doctor has provided 1 answer
Hard to say: Different machines used. Different resolution of images. Different technicians also perform similar but not exactly the same test.
Answered 12/20/2013
4.7k views
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