Results 151 to 160 of about 39,044 (264)
Carcinoma escamocelular de la piel y las mucosas
El carcinoma escamocelular (CEC) es un tumor metastatizante de los queratinocitos epiteliales tanto de la piel como de las mucosas. De acuerdo con estudios longitudinales realizados en Canadá y Estados Unidos la incidencia del CEC ajustada para la ...
Gloria Sanclemente Mesa
doaj
Factores de riesgo psicosociales y ambientales asociados a trastornos mentales
In Colombia, there are few studies on the association of psychosocial and environmental factors with the most prevalent mental disorders; such studies are important due to the context of violence, social insecurity, and job and economic instability in the country.
Londoño, Nora H +20 more
openaire +2 more sources
Effects of selective harvest on antler size of white‐tailed deer in Texas, USA
We conducted 20 years of experiments on the selective harvest of white‐tailed deer by antler size, judged inferior, in 2 areas of South Texas, USA. Selective harvest increased the phenotypic antler size of older males in one study area but not the other. There was little evidence of evolution resulting from selective harvesting. Abstract There has been
Don A. Draeger +8 more
wiley +1 more source
El gasterópodo Plicopurpura pansa y el poliplacóforo Chiton articulatus, cohabitan en la zona intermareal rocosa del Pacífico tropical Mexicano. Se ha reportado que P. pansa es un depredador de C.
core
Factores ambientales, conductuales y sanitarios relacionados con el cólera en Santiago de Cuba
Introducción: el cólera en América Latina se considera una enfermedad reemergente, influenciada por factores sociales, culturales y ambientales. Objetivo: evaluar los factores ambientales, conductuales y sanitarios relacionados con el cólera en Santiago ...
Sara Riccis Salas Palacios +3 more
doaj
How vulnerable are amphibians to climate change? A mechanistic perspective
Read the free Plain Language Summary for this article on the Journal blog. Abstract Amphibians are frequently identified as highly vulnerable to climate change, yet the mechanisms driving this sensitivity remain uncertain. Approaches that explicitly link physiological mechanisms to environmental variation provide powerful tools for forecasting climate ...
Eric A. Riddell +2 more
wiley +1 more source
Read the free Plain Language Summary for this article on the Journal blog. Abstract Understanding how local climate patterns select for thermal and drought tolerance traits is needed to predict differential responses to climate change across complex ecosystems.
Caitlin N. Terry +5 more
wiley +1 more source
Análisis de las caídas en una residencia de ancianos y de la influencia del entorno
Introducción: La caída en el anciano es un síndrome geriátrico importante con una etiología multifactorial. Su porcentaje en instituciones es tres veces superior al que se da en la comunidad. Además, un 22% de estas se producen porque existen factores de
Blanca Samper Lamenca +4 more
doaj
El objetivo de este estudio es medir la eficiencia técnica relativa de los sistemas de ciencia tecnología e innovación (SCTI) de las entidades federativas de México, así como proponer un modelo para explicar las diferencias en eficiencia de estos ...
Cuitlahuac Valdez Lafarga +1 more
doaj
Functional divergence drives the prevalence of low‐abundance species in bat assemblages
Read the free Plain Language Summary for this article on the Journal blog. Abstract Ecological communities are structured by a few common species, while most occur at low abundance. Understanding the drivers of this widespread pattern raises fundamental questions about community assembly rules and is important for applied ecology for identifying ...
Andrés F. Ramírez‐Mejía +3 more
wiley +1 more source

