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Table 2 Prevalence of Pre-existing respiratory conditions

From: Heat and moisture exchanger use reduces in-hospital complications following total laryngectomy: a case–control study

Type of Respiratory Condition

Case

Control

Number of patients with COPD

3

2

Number of Patients with Asthma

0

2

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Journal of Otolaryngology - Head & Neck Surgery

ISSN: 1916-0216

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