Transvaginal grey scale histogram of the cervix at 20-25 weeks of pregnancy.
Furtado
Marcio R
MR
Department of Obstetrics, São Paulo Federal University (UNIFESP), São Paulo, SP, Brazil.
Pires
Claudio R
CR
Araujo Júnior
Edward
E
De Souza
Eduardo
E
Nardozza
Luciano M M
LM
Moron
Antonio F
AF
D000293:Adolescent; D000328:Adult; D002584:Cervix Uteri / Q000033:anatomy & histology* / Q000000981:diagnostic imaging*; D003430:Cross-Sectional Studies; D005260:Female; D005865:Gestational Age; D006801:Humans; D008875:Middle Aged; D015588:Observer Variation; D011247:Pregnancy; D011262:Pregnancy Trimester, Second; D047928:Premature Birth / Q000453:epidemiology; D015203:Reproducibility of Results; D012307:Risk Factors; D018709:Statistics, Nonparametric; D014463:Ultrasonography; D055815:Young Adult