%0 Letter %T Lessons learned from site-specific sampling and biological half-life of IGFII and IIE(68-88) peptide: a case study. %A Muller Kobold AC %A de Haan JJ %A Bokkers RPH %A Ruiter SJS %A van den Heuvel MC %A Lentjes EGWM %A Touw DJ %A de Jong KP %J Clin Chem Lab Med %V 62 %N 7 %D 2024 Jun 25 %M 38097509 %F 8.49 %R 10.1515/cclm-2023-1031