SMN Protein Can Be Reliably Measured in Whole Blood with an Electrochemiluminescence (ECL) Immunoassay: Implications for Clinical Trials. - Zaworski P; von Herrmann KM; Taylor S; Sunshine SS; McCarthy K; Risher N; Newcomb T; Weetall M; Prior TW; Swoboda KJ; Chen KS; Paushkin S (PloS one, 2016)