The trachea is a tube-like structure in the neck and upper chest. It stretches from the larynx, or voice box, to the bronchi and transports air to and from the lungs when a person breathes. When a ...
IN 1931, I performed an autopsy on a five-month-old baby who had had wheezing respirations since birth and had recently developed difficulty in swallowing. At this examination a ring of blood vessels ...
The present study was carried out in two groups of patients. Group A ( Table 1) included seven patients (six women and one man, age ranging between 23 and 57 years, mean ± standard deviation [SD]: ...
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