CV Lattes
ORCID
Abstract
Nasal breathing can happen during inspiration and expiration, or even as an isolated event during expiration[1]. The morphological analysis of the nasal airflow curve can be used to identify the oral pattern of expiration[2]. This condition is called Expiratory Flow Limitation (EFL) and can be identified in the airflow signal by the cut of the expiratory curve[2][3]. An event of expirator…