Shop Print Media, No drawers, 92% Polyester / 8% Spandex, Submucosal Lifting Agent, Burton Medical®, 50 Foot Length, 4 X 5 Foot, Shin / Knee, For Calibrating the Quantitative Elecsys PTH Assay for intact PTH (parathyroid hormone) on the Elecsys and cobas e Immunoassay Analyzers