Devices and methods are described herein for engraftment of stem cells into a pancreas using an endovascular approach. The prediction information derivation unit determines an inter prediction information candidate to be used for inter prediction of the prediction block subject to coding from the inter prediction information candidates that have been derived. The subject method for spark-processing can enhance the EL output, as compared with conventional spark-processed silicon. A second group of terminals at a second range is instructed to time their transmissions to arrive at the base station in synchronism with a second series of frames that is time-offset with respect to the first series of frames. The digital content item may be presented by the electronic billboard. The system includes a database storing personal accomplishment information and a skills analysis module in communication with the database.