Martín Martín R, Sánchez Bayle M. Domestic passive smoking in children and lower respiratory conditions in a Primary Care setting. Rev Pediatr Aten Primaria. 2009;11:587-95.

Galbe Sánchez-Ventura J, Ventura Martín JJ, Puig García C, Cabrerizo de Diego R, Muñoz Mellado A, Elviro Mayoral L. Predictive value of the clinic history as well as total IgE and eosinophylia for allergic conditions in asthmatic children aged 3 to 14 in a Primary Care Centre. Rev Pediatr Aten Primaria. 2000;2:573-581.