Smoking behavior and secondhand smoke exposure among university students in northern Portugal: Relations with knowledge on tobacco use and attitudes toward smoking R.F. Alves; J. Precioso; E. Becoña;

Prevention measures for COVID-19 in retail food stores in Braga, Portugal J. Precioso; C. Samorinha; R. Alves;

Practice of spirometry among physicians caring for children with asthma in Portugal ¿ The EspiroPed survey C. Constant; J. Cosme; R.M. Fernandes; P. Fonte; J.A. Fonseca; C. Alves; T. Bandeira;