Authors:
Shalev, J
Meizner, I
Orvieto, R
Mashiach, R
Vardimon, D
Hod, M
Ben-Rafael, Z
Citation: J. Shalev et al., Evaluation of the upper uterine cervix by the location of the vesicocervical fold of the urinary bladder to rule out cervical shortening during pregnancy with and without premature contractions, ULTRASOUN O, 13(6), 1999, pp. 401-406