TY - GEN AU - Jackson,J E TI - Direct puncture venography SN - 0009-9260 PY - 1993///0309 KW - Arteriovenous Malformations KW - diagnostic imaging KW - Hemangioma, Cavernous KW - Humans KW - Phlebography KW - methods N1 - Publication Type: Letter; Comment UR - https://doi.org/10.1016/s0009-9260(05)80844-x ER -