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Bashir A, Gray ML, Boutin RD, Burstein D (November 1997). "Glycosaminoglycan in articular cartilage: in vivo assessment with delayed Gd(DTPA)(2-)-enhanced MR imaging". Radiology. 205 (2): 551–558. doi:10.1148/radiology.205.2.9356644. PMID9356644.
Thomsen HS, Morcos SK, Dawson P (November 2006). "Is there a causal relation between the administration of gadolinium based contrast media and the development of nephrogenic systemic fibrosis (NSF)?". Clinical Radiology. 61 (11): 905–906. doi:10.1016/j.crad.2006.09.003. PMID17018301.
Bashir A, Gray ML, Boutin RD, Burstein D (November 1997). "Glycosaminoglycan in articular cartilage: in vivo assessment with delayed Gd(DTPA)(2-)-enhanced MR imaging". Radiology. 205 (2): 551–558. doi:10.1148/radiology.205.2.9356644. PMID9356644.