![Intraobserver and Interobserver Reliability of Transvaginal Cervical Length Measurements and Quantitative Ultrasound Tissue Characterization of the Cervix in the Second and Third Trimester of Pregnancy]()
Intraobserver and Interobserver Reliability of Transvaginal Cervical Length Measurements and Quantitative Ultrasound Tissue Characterization of the Cervix in the Second and Third Trimester of PregnancyStein, W.; Hellmeyer, L.; Schmidt, S.; Tekesin, I. · Ultraschall in der Medizin - European Journal of Ultrasound · 2011