[Usefulness of fetal roentgenography in the estimation of the size of the head in pelvic presentation].
D005260:Female; D005333:Fetus / Q000000981:diagnostic imaging*; D006801:Humans; D007746:Labor Presentation; D010387:Pelvimetry; D010388:Pelvis; D011247:Pregnancy; D011859:Radiography; D012044:Regression Analysis
FETUS/radiography; LABOR PRESENTATION; PELVIMETRY