In the context of digital subscriber line (DSL) systems. where the long-reach (LR) extension of G. fast has recently been proposed. interest in techniques dealing with long channel impulse responses (CIRs) without increasing the cyclic prefix (CP) length of the discrete multi-tone (copyright) modulation has recently resurfaced. https://www.roneverhart.com/Dynarex-WeCare-Vitamin-A-D-Ointment-Skin-Protectant/