Paleari R, Montagnana M, Danese E, Tozzi M, Guidi GC, Mosca A. "Determination of biological variability of hemoglobin A2". Biochimica clinica 2011; 35:458-60.
WG-GFRA - Standardization of Glomerular Filtration Rate Assessment
Neil Greenberg, William L. Roberts, Lorin M. Bachmann, Elizabeth C. Wright, R. Neil Dalton, Jack J. Zakowski, and W. Greg Miller. "Specificity Characteristics of 7 Commercial Creatinine Measurement Procedures By Enzymatic and Jaffe Method Principles". Clinical Chemistry, published online December 13, 2011 as doi:10.1373/clinchem.2011.172288; printed version Clinical Chemistry, Volume 58, Issue 2, 1 February 2012, Pages 391–401.
WG-TnI - Standardisazion of TnI
Christenson RC, Bunk DM, Schimmel H, Tate JR., "on behalf of the IFCC Working Group on Standardization of Troponin I. Put simply, standardization of cardiac troponin I is complicated. The WG put forward the argument for the standardization of cTnI measurement". Point/Counterpoint article solicited by Clinical Chemistry in 2011 - published on-line Sept 22; printed version Clinical Chemistry, Volume 58, Issue 1, 1 January 2012, Pages 165–168.