A repeater comprises an EDID memory to store a control data and a memory control unit. The LED structural layer comprises a p-type quantum-dot epitaxial layer on a p-type GaN layer. The user’s intention is confirmed by removing from a computer configuration a removable storage medium after a program on the removable storage medium has been read and before a check for the continued presence of the removable storage medium within the computer configuration is performed in accordance with the program. The received biometric data is displayed on the determined monitor, wherein each monitor is capable of displaying biometric data from at least one patient and from at least one monitoring device. By low dose therapy is preferably meant less than 0. The plurality of layers are coupled together such that as the optical signal and associated noise pass through the plurality of layers, the network element absorbs the associated noise more than the polarized optical signal to improve an Optical Signal to Noise Ratio of the optical signal.