Materias dentro de su búsqueda.
Materias dentro de su búsqueda.
Historia
1,005
Filosofía
446
Historia y crítica
354
Educación
303
Aspectos sociales
263
Psicoanálisis
260
Novela francesa
220
Crítica e interpretación
211
Política y gobierno
210
Novela inglesa
207
Novela estadounidense
203
Enfermedades
199
Estudio y enseñanza
199
Leyes y legislación
190
Condiciones sociales
188
Psicología
175
Novela argentina
167
Trabajo social
153
Novela española
151
Civilización
143
Sociología
138
Condiciones económicas
129
Aspectos psicológicos
123
Contaminación del aire
123
Metodología
123
Español
120
Administración
119
Poesía española
111
Servicio social
111
Ciencia política
108
-
5641“…However, unidirectional control sampling would fail to control confounding by those variations of air pollution. Simulation results also show that even the bidirectional case-crossover design can be biased in a situation where the exposure variable shows incomplete cyclic waves, and therefore it cannot completely control for temporal confounding.…”
Enlace del recurso
Enlace del recurso
Texto -
5642
-
5643
-
5644“…Although most available evidence relating air pollution and mortality was obtained for adults, pollution has been also associated with increased mortality in children, but in a significantly smaller number of studies. …”
Enlace del recurso
Enlace del recurso
Texto -
5645“…We evaluated the relation between term low birth weight (LBW) and ambient air levels of carbon monoxide (CO), particulate matter up to 10 microm in diameter (PM(10)), and sulfur dioxide (SO(2)). …”
Enlace del recurso
Enlace del recurso
Texto -
5646por Vichit-Vadakan, N, Ostro, B D, Chestnut, L G, Mills, D M, Aekplakorn, W, Wangwongwatana, S, Panich, N“…To this end we examined the responses of three different panels to particulate matter (PM) air pollution in Bangkok, Thailand, a tropical city characterized by a very warm and humid climate. …”
Publicado 2001
Enlace del recurso
Enlace del recurso
Texto -
5647“…Pulmonary gas uptake is a function of the blood solubility of a vapor, indicated by the blood/air partition coefficient. We hypothesized that blood lipid compositions are associated with the blood/air partition coefficients of lipophilic toxic vapors such as 1,3-butadiene. …”
Enlace del recurso
Enlace del recurso
Texto -
5648“…Environmental Protection Agency's principal criteria air pollutants, there is little epidemiologic information on specific hydrocarbons from toxic emission sources. …”
Enlace del recurso
Enlace del recurso
Texto -
5649por Koenig, J Q, Jansen, K, Mar, T F, Lumley, T, Kaufman, J, Trenga, C A, Sullivan, J, Liu, L-J S, Shapiro, G G, Larson, T V“…These findings suggest that eNO can be used as an assessment tool in epidemiologic studies of health effects of air pollution.…”
Publicado 2003
Enlace del recurso
Enlace del recurso
Texto -
5650“…In conclusion, relatively low concentrations of gaseous air pollutants are associated with adverse effects on birth outcomes in populations experiencing diverse air pollution profiles.…”
Enlace del recurso
Enlace del recurso
Texto -
5651
-
5652por Sagiv, Sharon K., Mendola, Pauline, Loomis, Dana, Herring, Amy H., Neas, Lucas M., Savitz, David A., Poole, Charles“…Small increases in preterm delivery risk in relation to spatial gradients of air pollution have been reported, but previous studies may have controlled inadequately for individual factors. …”
Publicado 2005
Enlace del recurso
Enlace del recurso
Enlace del recurso
Texto -
5653por Dockery, Douglas W., Luttmann-Gibson, Heike, Rich, David Q., Link, Mark S., Mittleman, Murray A., Gold, Diane R., Koutrakis, Petros, Schwartz, Joel D., Verrier, Richard L.“…Epidemiologic studies have demonstrated a consistent link between sudden cardiac deaths and particulate air pollution. We used implanted cardioverter defibrillator (ICD) records of ventricular tachyarrhythmias to assess the role of air pollution as a trigger of these potentially life-threatening events. …”
Publicado 2005
Enlace del recurso
Enlace del recurso
Enlace del recurso
Texto -
5654
-
5655por Urch, Bruce, Silverman, Frances, Corey, Paul, Brook, Jeffrey R., Lukic, Karl Z., Rajagopalan, Sanjay, Brook, Robert D.“…Exposure to air pollution has been shown to cause arterial vasoconstriction and alter autonomic balance. …”
Publicado 2005
Enlace del recurso
Enlace del recurso
Enlace del recurso
Texto -
5656por Harnly, Martha, McLaughlin, Robert, Bradman, Asa, Anderson, Meredith, Gunier, Robert“…We used multivariate linear regression analysis to examine the temporal and spatial associations between agricultural use and measured air concentrations of chlorpyrifos, chlorpyrifos oxon, diazinon, and malathion. …”
Publicado 2005
Enlace del recurso
Enlace del recurso
Enlace del recurso
Texto -
5657
-
5658
-
5659“…Numerous studies have reported weak but statistically significant acute health effects of particulate air pollution. The associations are observed at levels below the current U.S. standard of 150 micrograms/m3 (24 hr). …”
Enlace del recurso
Enlace del recurso
Texto -
5660“…The relationship between maternal exposure to air pollution during periods of pregnancy (entire and specific periods) and birth weight was investigated in a well-defined cohort. …”
Enlace del recurso
Enlace del recurso
Texto