Authors: Perez-Hoyos, S Ballester, F Tenias, JM Merelles, A Rivera, ML

Citation: S. Perez-hoyos et al., Length of stay in a hospital emergency room due to asthma and chronic obstructive pulmonary disease: Implications for air pollution studies, EUR J EPID, 16(5), 2000, pp. 455-463

Authors: Ballester, F Soriano, JB Otero, I Rivera, ML Sunyer, J Merelles, A Verea, H Marin, J Anto, JM

Citation: F. Ballester et al., Asthma visits to emergency rooms and soybean unloading in the harbors of Valencia and A Coruna, Spain, AM J EPIDEM, 149(4), 1999, pp. 315-322