Seminar on aortic vascular rings and other anomalies of the aortic arch.

@article{Blumenthal1957SeminarOA,
  title={Seminar on aortic vascular rings and other anomalies of the aortic arch.},
  author={Sidney Blumenthal and Michael M. Ravitch},
  journal={Pediatrics},
  year={1957},
  volume={20 5, Part 1},
  pages={896-906}
}