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Self-reported smoking status and urinary cotinine levels in patients with asthma
OBJECTIVE: To determine the frequency of active smoking among patients with asthma and individuals without asthma by self-report and urinary cotinine measurement. METHODS: This was a cross-sectional study conducted in the city of Salvador, Brazil, and involving 1,341 individuals: 498 patients with s...
Autores principales: | , , , , , , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Sociedade Brasileira de Pneumologia e Tisiologia
2018
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6459745/ https://www.ncbi.nlm.nih.gov/pubmed/30304204 http://dx.doi.org/10.1590/S1806-37562017000000018 |