Where did Theodore schwann do most of his work?

Theodore Schwann conducted most of his work in Germany, particularly at the University of Bonn and later at the University of Louvain in Belgium. He is best known for his research in the field of histology and for formulating the cell theory alongside Matthias Schleiden. Schwann's studies on the structure of nerve tissue and the discovery of Schwann cells were pivotal in advancing our understanding of Biology.