The two photocells are linked to the Tree: the Pre-Stage, and the Stage lights. When the car inches forward and blocks the first photocell, the Pre-Stage light comes on, indicating that the driver is close to the starting line. Most tracks have a rollout, or distance between the Pre-Stage and Stage beams of 6-8.
Batten disease is named after the British pediatrician Frederick Batten, who first described it in 1903. Also known as Spielmeyer-Vogt-SjÃ¶gren-Batten disease, it is the most common form of a group of disorders called neuronal ceroid lipofuscinosis (or NCLs).
UC San Diego Physician Honored for Pioneering Palliative Care Advances. Charles F. von Gunten, MD, PhD, FACP, FAAHPM, provost and vice president of the Institute for Palliative Medicine at San Diego Hospice, a teaching affiliate of the UC San Diego School of Medicine, is this yearâs American Cancer Society âPathfinder in Palliative Careâ honoree.