Effect of a viral filter on cardiopulmonary exercise testing

• M. Sá Marques,
• A. Fonseca,
• R. Lima,
• I. Ladeira,
• J. Gomes,
• M. Guimarães

Affiliations

M. Sá Marques

Pulmonology Department, Centro Hospitalar Vila Nova de Gaia e Espinho, Portugal; Corresponding author.

A. Fonseca

Pulmonology Department, Centro Hospitalar Vila Nova de Gaia e Espinho, Portugal

R. Lima

Pulmonology Department, Centro Hospitalar Vila Nova de Gaia e Espinho, Portugal; Pulmonary Function Laboratory, Centro Hospitalar Vila Nova de Gaia e Espinho, Portugal

I. Ladeira

Pulmonology Department, Centro Hospitalar Vila Nova de Gaia e Espinho, Portugal; Pulmonary Function Laboratory, Centro Hospitalar Vila Nova de Gaia e Espinho, Portugal; Medicine Department, Faculty of Medicine of the University of Porto, Portugal

J. Gomes

Pulmonary Function Laboratory, Centro Hospitalar Vila Nova de Gaia e Espinho, Portugal

M. Guimarães

Pulmonology Department, Centro Hospitalar Vila Nova de Gaia e Espinho, Portugal; Pulmonary Function Laboratory, Centro Hospitalar Vila Nova de Gaia e Espinho, Portugal