Complex sentence: Matthias Preusser studied medicine at the Medical University of Vienna, received his Medical Doctor (M.D.) degree in 2003 and holds specialist diplomas for Internal Medicine, Hematology and Medical Oncology.
Split into simpler sentences: Matthias Preusser studied medicine at the Medical University of Vienna and received his Medical Doctor (M.D.) degree in 2003. He holds specialist diplomas for Internal Medicine, Hematology and Medical Oncology.