Lymph node metastases: safety and effectiveness of MR imaging with ultrasmall superparamagnetic iron oxide particles-initial clinical experiments. - Bellin,M.F.; Roy,C.; Kinkel,K.; Thoumas,D.; Zaim,S.; Vanel,D.; Tuchmann,C.; Richard,F.; Jacquim,D.; Delcourt,A.; Challier,E.; Lebret,T.; et al. (Radiology, 1998)