Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Excerpt of a hand radiograph showing the bone borders outlined by BoneXpert for bone age determinations, which are indicated next to the bones. The ROIs in the metacarpals are shown; they are centred at a distance of 44% from the proximal ends of the indicated bone axes. In each ROI, the inner and outer borders of the cortex are marked
