van Zelm, Menno C PID comes full circle: applications of V(D)J recombination excision circles in research, diagnostics and newborn screening of primary immunodeficiency disorders. [electronic resource] - Frontiers in immunology 2011 - 12 p. digital Publication Type: Journal Article ISSN: 1664-3224 Standard No.: 10.3389/fimmu.2011.00012 doi