Figure 14. Primitive veins of the thorax at 6 weeks (a) and the adult venous pattern (b). (Reproduced with permission, Moore KL. The developing human: clinically orientated embryology. WB Saunders Company, 1982.)
Figure 14. Primitive veins of the thorax at 6 weeks (a) and the adult venous pattern (b). (Reproduced with permission, Moore KL. The developing human: clinically orientated embryology. WB Saunders Company, 1982.)