DOI: 10.1055/s-00000089

Ultraschall in der Medizin - European Journal of Ultrasound

References

Merz E, Eichhorn KH, von Kaisenberg C. et al
Updated quality requirements regarding secondary differentiated ultrasound examination in prenatal diagnostics (= DEGUM level II) in the period from 18 + 0 to 21 + 6 weeks of gestation.

Ultraschall in Med 2012;
33: 593-596
DOI: 10.1055/s-0032-1325500.

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