@online{ timsrc, author = "Fahlbusch, Rudolf", title = "International Symposium on Intraoperative MR Imaging: History of intraoperative MR imaging", publisher = "Universität Tübingen", year = "2011", month = "Apr", day = "15", url = "https://timms.uni-tuebingen.de:443/tp/UT_20110415_005_imri_0001", urldate = "2024-05-15" }