TY - JOUR A1 - Sachinidis, A. A1 - Gissel, C. A1 - Nierhoff, D. A1 - Hippler-Altenburg, Rita A1 - Sauer, Heinrich A1 - Wartenberg, Maria A1 - Hescheler, Jürgen T1 - Identification of plateled-derived growth factor-BB as cardiogenisis-inducing factor in mouse embryonic stem cells under serum-free conditions Y1 - 2003 ER -