Differences in Recognition of the 1st WHO International Reference Reagents for hCG-Related Isoforms by Diagnostic Immunoassays for Human Chorionic Gonadotropin

C. M Sturgeon, P Berger, J. M Bidart, S Birken, C Burns, R. J Norman, U. H Stenman and on behalf of the IFCC Working Group on hCG

Clinical Chemistry 55 ( 8 ): 1484 - 1491 , 2009