Zhong Xiao Yan, Gebhardt Stefan, Hillermann Renate, Tofa Kashefa Carelse, Holzgreve Wolfgang, Hahn Sinuhe
University Women's Hospital/Department of Research, University Hospital Basel, Basel, Switzerland.
Clin Chem. 2005 Sep;51(9):1730-3. doi: 10.1373/clinchem.2005.053959.