Observer error and measurements of the metacarpal.
D000886:Anthropometry; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008663:Metacarpus / Q000033:anatomy & histology / Q000000981:diagnostic imaging*; D008722:Methods; D008875:Middle Aged; D010024:Osteoporosis / Q000000981:diagnostic imaging; D011859:Radiography; D013223:Statistics as Topic; D013997:Time Factors