001: 477
003: Starlibrary PMS 4.5
005: 20180503
066: ^aCa.U
082: ^a618.2
100: ^aCarol B Benson
240: ^aUltrasonography In Obestetrics And Gynecology
245: ^aUltrasonography In Obestetrics And Gynecology
260: ^an ^b thieme ^c2000