[A device for determining the patency of a natural anastomosis of the maxillary sinus].
Fertikov
P P
PP
D001163:Arteriovenous Anastomosis / Q000502:physiology*; D004864:Equipment and Supplies; D006801:Humans; D008443:Maxillary Sinus / Q000098:blood supply*; D014654:Vascular Patency / Q000502:physiology*
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