Journal of vascular surgery, Volume 46, Issue 2, 1 1 2007, Pages 403; author reply 403-4 Regarding "Initial results of wireless pressure sensing for endovascular aneurysm repair: The APEX trial--Acute Pressure Measurement to Confirm Aneurysm Sac EXclusion". Hinnen JW, Koning OH, Van Bockel HJ, Hamming JF