The present disclosure relates to HIF-1\u03b1 prolyl hydroxylase inhibitors, compositions which comprise the HIF-1\u03b1 prolyl hydroxylase inhibitors described herein and to methods for controlling, inter alia, Peripheral Vascular Disease, Coronary Artery Disease, heart failure, ischemia, and anemia. The port interface device is formed to receive congestion ratings reflecting buffer usage within the switch fabric for each device coupled to transmit and receive packets through the switching fabric and to determine whether to route to the switching fabric or drop the packet based upon the congestion rating of the destination device and upon a quality of service rating for the packet. Thus, an improved method is obtained for mobile station location determination andor for taking handover decisions as well as a way of verifying the reliability of obtained measurement results. The wireless transmitter transmits an audio portion of one of the first audiovisual signal or the second audiovisual signal to the audio signal receiver. The foam body is arranged between the visible side and the rear side and forms elastically deformable regions on the visible side, and the foam body forms additional elastically deformable regions in the at least one free-space portion on the rear side.