?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Pietrini%2C+Pietro&rft.aulast=Pietrini&rft.aufirst=Pietro&rft.issue=2&rft.volume=15&rft.date=1997&rft.title=Clinical+and+experimental+rheumatology&rft.atitle=Life+events+in+the+course+of+chronic+diseases%3A+a+psychological+myth+or+a+psycho-neuro-biochemical+loop%3F&rft.issn=0392-856X&rft.pages=125-128&rft.genre=article