Browsing Revista Chilena de Enfermedades Respiratorias by Author "Madrid H, Ricardo"

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Prevalence of respiratory illnesses in infants whose mothers smoked tobacco during pregnancy

Mallol V, Javier; Koch C, Elard; Caro V, Ninoska; Sempertegui G, Fernando; Madrid H, Ricardo. Revista Chilena de Enfermedades Respiratorias; Vol 23 No 1 (2007): Revista chilena de enfermedades respiratorias; 23-29
Prevalence of tobacco smoking during pregnancy in Chilean women of low socioeconomic status

Mallol V, Javier; Brandenburg J, Diego; Madrid H, Ricardo; Sempertegui G, Fernando; Ramírez A, Luis; Jorquera A, Daniel. Revista Chilena de Enfermedades Respiratorias; Vol 23 No 1 (2007): Revista chilena de enfermedades respiratorias; 17-22