Grade, M., Krishnabhakdi, S., & Vestring, T. (2017). Posttraumatic Aneurysm of a Patent Umbilical Vein: Diagnosis and Specific Treatment. The Surgery Journal.
Chicago-viite (17. p.)Grade, Matthias, Siegfried Krishnabhakdi, ja Thomas Vestring. "Posttraumatic Aneurysm of a Patent Umbilical Vein: Diagnosis and Specific Treatment." The Surgery Journal 2017.
MLA-viite (8. p.)Grade, Matthias, et al. "Posttraumatic Aneurysm of a Patent Umbilical Vein: Diagnosis and Specific Treatment." The Surgery Journal, 2017.
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