Nephrogenic Systemic Fibrosis in Denmark- A Nationwide Investigation Elmholdt, Tina R. ; Olesen, Anne B. B. ; Jørgensen, Bettina ; Kvist, Stinne ; Skov, Lone ; Thomsen, Henrik S. ; Marckmann, Peter ; Pedersen, Michael Abstract Publication: PLoS ONE Pub Date: December 2013 DOI: 10.1371/journal.pone.0082037 Bibcode: 2013PLoSO...882037E