Overview of blood collection and plasma processing for proteomic and miRNA studies. Samples were kept at +4˚C for the duration of plasma processing including centrifuging, quality control, and aliquoting. Abbreviations: A414 nm, spectrophotometric absorbance at 414 nm; G, gauge; h, hour; K2EDTA, dipotassium ethylenediaminetetraacetic acid; min, minutes; QC, quality control; RT, room temperature.