Issue 2 - ¿Update on adverse respiratory effects of indoor air pollution¿ Part 1): Indoor air pollution and respiratory diseases: A general update and a Portuguese perspective J.C. Rufo; I. Annesi-Maesano; P. Carreiro-Martins; A. Moreira; A.C. Sousa; M.R. Pastorinho; N. Neuparth; L. Taborda-Barata;

Lung cancer survival and sex-specific patterns in Portugal: A population-based analysis T. Guerreiro; G. Forjaz; L. Antunes; J. Bastos; A. Mayer; P. Aguiar; A. Araújo; C. Nunes;

Smoking-attributable mortality in Portugal and its regions in 2019 J. Rey-Brandariz; S. Ravara; E. López-Vizcaíno; M.I. Santiago-Pérez; A. Ruano-Ravina; C. Candal-Pedreira; L. Varela-Lema; N. Mourino; P. Aguiar; M. Pérez-Ríos;