NCT01587924: A Four-week, Phase IIa, Randomized, Active-controlled, Parallel-group, Multi-center Study to Evaluate the Safety, Efficacy and Pharmacokinetics of Switching Subjects From a Stable Dose of Recombinant Human Erythropoietin to GSK1278863 in Hemodialysis-dependent Subjects With Anemia Associated With Chronic Kidney Disease | TrialSignal