TY - RPRT TI - Sizing it up: cellular MRI using micron-sized iron oxide particles. AU - Erik M Shapiro AU - Stanko Skrtic AU - Alan P Koretsky PY - 2005 DO - 10.1002/mrm.20342 UR - https://pubmed.ncbi.nlm.nih.gov/15678543/ ID - 15678543 ER -