%0 conference lecture %@ %A Proefrock, D., Prange, A. %D 2009 %J International Symposium on Metallomics, ISM 2009 %T Capillary LC hyphenated to ICP-MS and on-line micro-fraction collection for MALDI-TOF analysis – New combined analytical approach for the hetero(atom) specific determination of phosphorylated peptides %U %X