APA

Cáceres Udina M. J., Alvarez Martínez J. A., Argente del Castillo J., Chumilla Valderas M. A., Fernández Alvarez E., Garrido Romera A., Sánchez Gascón F. & García-Marcos L. (20040511). [Incidence, air pollution and risk factors of acute otitis media in the first year of life: a prospective study]. : Anales de pediatria (Barcelona, Spain : 2003).

Chicago

Cáceres Udina Ma J, Alvarez Martínez J A, Argente del Castillo J, Chumilla Valderas Ma A, Fernández Alvarez E, Garrido Romera A, Sánchez Gascón F and García-Marcos L. 20040511. [Incidence, air pollution and risk factors of acute otitis media in the first year of life: a prospective study]. : Anales de pediatria (Barcelona, Spain : 2003).

Harvard

Cáceres Udina M. J., Alvarez Martínez J. A., Argente del Castillo J., Chumilla Valderas M. A., Fernández Alvarez E., Garrido Romera A., Sánchez Gascón F. and García-Marcos L. (20040511). [Incidence, air pollution and risk factors of acute otitis media in the first year of life: a prospective study]. : Anales de pediatria (Barcelona, Spain : 2003).

MLA

Cáceres Udina Ma J, Alvarez Martínez J A, Argente del Castillo J, Chumilla Valderas Ma A, Fernández Alvarez E, Garrido Romera A, Sánchez Gascón F and García-Marcos L. [Incidence, air pollution and risk factors of acute otitis media in the first year of life: a prospective study]. : Anales de pediatria (Barcelona, Spain : 2003). 20040511.