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42. A comparison of the reliability of the estimated date of confinement predicted by crown-rump length and biparietal diameter. Kopta MM, May RR, Crane JP. Am J Obstet Gynecol; 1983 Mar 01; 145(5):562-5. PubMed ID: 6829631 [Abstract] [Full Text] [Related]
50. Sonar fetal cephalometry: comparison of bistable with gray scale and real-time techniques. Santos-Ramos R, Duenhoelter JH, Reisch JS. Am J Obstet Gynecol; 1980 Mar 15; 136(6):805-7. PubMed ID: 7355967 [Abstract] [Full Text] [Related]
51. A comparison of biparietal diameter measurements using a real-time scanner and a conventional scanner equipped with a coded cephalometry system. Adam AH, Robinson HP, Fleming JE, Hall AJ. Br J Obstet Gynaecol; 1978 Jul 15; 85(7):487-91. PubMed ID: 678481 [Abstract] [Full Text] [Related]