Visualization 4: Pencil beam all-optical ultrasound imaging AllesErwin J. NoimarkSacha ZhangEdward BeardPaul C. DesjardinsAdrien E. 2016 Volumetric render of the 3D image of an aortic side-branch. Originally published in Biomedical Optics Express on 01 September 2016 (boe-7-9-3696)