Correction: Clinical and inflammatory characteristics of Asthma-COPD overlap in workers with occupational asthma.

[This corrects the article DOI: 10.1371/journal.pone.0193144.].

Fig 1 and Fig 2 are based on an earlier version of the results. Please view the corrected Fig 1 and Fig 2 here.

Fig 1

Study population.

OA: occupational asthma; OACO: occupational asthma COPD overlap; FEV1: forced expiratory volume in the first second; FVC: forced vital capacity.

Fig 2

Sputum eosinophil and neutrophil counts before and after SIC in OA and OACO patients.

OA: occupational asthma; OACO: occupational asthma COPD overlap; SIC: specific inhalation challenge.