?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Spranger%2C+J%C3%83%C2%B6rg&rft.aulast=Spranger&rft.aufirst=J%C3%83%C2%B6rg&rft.date=2004&rft.title=Verum+und+Placebo+als+materielle+Tr%C3%83%C2%A4ger+der+Erwartung+von+Heilung&rft.genre=proceeding