Figure 3.

Microphotograph of an ultrasound-guided sample. H & E staining of a metacarpophalangeal sample of a rheumatoid arthritis patient (patient U-SY1), a result of multiple high-power fields (40× objective) merged into a single image (montage).

Scirè et al. Arthritis Research & Therapy 2007 9:R101   doi:10.1186/ar2302
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