Congenital absence of cartilaginous tracheal rings associated with esophageal atresia and trifurcated carina: a novel anomaly? - Journal of Pediatric Surgery
Complete Tracheal Rings | Children's Hospital of Philadelphia
Figure 1 from A History of Pediatric Tracheal Surgery | Semantic Scholar
Tracheal rings - YouTube
Tracheal rings
Tracheal Rings High Resolution Stock Photography and Images - Alamy
A case of asymptomatic complete tracheal rings in an adult: case report | JA Clinical Reports | Full Text
Artifact of the Month: Tracheal Rings - Toronto and Region Conservation Authority (TRCA)
Surgical anatomy of the trachea - Furlow- Annals of Cardiothoracic Surgery
The Trachea (Human Anatomy): Picture, Function, Conditions, and More
Management of Laryngotracheal Obstruction in Children | Obgyn Key