Figure 1From: The search for valved conduit tissue grafts for adults (>22 mm): an ultrasonographic study of jugular vein diameters of horses and cattle Relationship between jugular vein diameter and thoracic circumference in Warmblood horses (A), Freiberger horses (B), Brown Swiss cows (C), and Holstein cows (D). The solid lines represent the regression lines; the dotted lines represent the 95% prediction band. None of the relationships were statistically significant (Table 1).Back to article page