1. Hand bone midshaft enthesophytes: the influence of age, sex, and heritability 
L. Kalichman, P.T., Ph.D., I. Malkin, Ph.D., E. Kobyliansky, Ph.D. 
Osteoarthritis and Cartilage 
Volume 15, Issue 10, Pages (October 2007)
DOI: /j.joca
Copyright © 2007 Osteoarthritis Research Society International Terms and Conditions

2. Fig. 1 The example of enthesophyte and osteophyte.
Osteoarthritis and Cartilage  , DOI: ( /j.joca )
Copyright © 2007 Osteoarthritis Research Society International Terms and Conditions

3. Fig. 2
Scatter-plot for ES (upper row) and OS (lower row) vs age for males (left side) and female (right side). Curves show the most parsimonious age dependence estimated in the VC analysis.
Osteoarthritis and Cartilage  , DOI: ( /j.joca )
Copyright © 2007 Osteoarthritis Research Society International Terms and Conditions

4. Fig. 3
VC amount relative to the total trait varcoliance for ES (left side) and OS (right side). Vage – variance attributed to sex-age dependence; Vad – additive genetic component; Vsp – spouses' shared environment; Vsb – sibling-specific variance; Vrs – individual's specific environment.
Osteoarthritis and Cartilage  , DOI: ( /j.joca )
Copyright © 2007 Osteoarthritis Research Society International Terms and Conditions