Results 51 to 60 of about 666,943 (181)

Accuracy Improvement in the LA‐MC‐ICP‐MS Measurement of 87Sr/86Sr in Bioapatite Using Dentin of Carcharinus leucas (Bull shark) to Estimate 87Rb/85Rb Instrument Induced Fractionation

open access: yesGeostandards and Geoanalytical Research, Volume 48, Issue 3, Page 595-612, September 2024.
Key Points Accurate 87Sr/86Sr measurement by LA‐MC‐ICP‐MS requires an appraisal of 87Rb/85Rb instrument induced fractionation, βRb. βRb can be calculated from the analysis of shark dentin with known 87Sr/86Sr composition and applied to unknown samples. Highly accurate 87Sr/86Sr isotope ratios were obtained from modern and fossil bioapatite samples.
Julio C. Chávez‐Ambriz   +5 more
wiley   +1 more source

Utilización de diferentes modelos de crecimiento en un estudio epidemológico de la resistencia a la roya de la caña de azúcar

open access: yesRevista Integración, 1997
Resumen Se ajustaron 5 modelos de crecimiento a un grupo de 12 variedades y 26 progenies (postura y ciones) de caña de azúcar, las que fueron caracterizadas por sus mecanismos epidemiológicosde resistencia a la roya (P.
Lydia Lera   +2 more
doaj  

El marco de razonamiento clínico de Bobath: Un modelo de ciencia de sistemas para abordar la complejidad de los trastornos del neurodesarrollo incluida la parálisis cerebral

open access: yesDevelopmental Medicine &Child Neurology, Volume 66, Issue 8, Page e120-e129, August 2024.
Resumen La actual práctica de desarrollo Bobath recomendada dentro del Marco de Razonamiento Clínico Bobath (BCRF) puede conceptualizarse utilizando la visión de la ciencia de los sistemas. Proporciona, así, una perspectiva holística de la interrelación e interconexión de las variables asociadas con la discapacidad aparecida durante la infancia.
Margaret J. Mayston   +2 more
wiley   +1 more source

Strongly omnipresent operators: general conditions and applications to composition operators [PDF]

open access: yes, 2002
This paper studies the concept of strongly omnipresent operators that was recently introduced by the first two authors. An operator T on the space H(G) of holomorphic functions on a complex domain G is called strongly omnipresent whenever the set of T ...
Bernal González, Luis   +2 more
core  

Anaesthetic mortality in dogs: A worldwide analysis and risk assessment

open access: yesVeterinary Record, Volume 195, Issue 1, 6/13 July 2024.
Abstract Background Ensuring patient safety during small animal anaesthesia is crucial. This study aimed to assess anaesthetic‐related deaths in dogs globally, identify risks and protective factors and inform clinical practice. Methods This prospective cohort multicentric study involved 55,022 dogs from 405 veterinary centres across various countries ...
José I. Redondo   +5 more
wiley   +1 more source

Los efectos distributivos del gasto público en enseñanza superior en España [PDF]

open access: yes, 1996
Nuestro objetivo esencial consiste en calcular y analizar los efectos distributivos derivados de las subvenciones generales y específicas que se conceden a los estudiantes universitarios.
Sánchez Campillo, José
core  

Teaching skills in virtual and blended learning environments [PDF]

open access: yes, 2011
Universities are currently immersed in what is known as the process of European convergence to create the European Higher Education Area (EHEA). The aim is to establish a standardized, compatible and flexible European university system that enables ...
Guzmán-Valenzuela, Carolina   +2 more
core   +2 more sources

Anaesthetic mortality in cats: A worldwide analysis and risk assessment

open access: yesVeterinary Record, Volume 195, Issue 1, 6/13 July 2024.
Abstract Background Patient safety is essential in small animal anaesthesia. This study aimed to assess anaesthesia‐related deaths in cats worldwide, identify risk and protective factors and provide insights for clinical practice. Methods A prospective multicentre cohort study of 14,962 cats from 198 veterinary centres across different countries was ...
José I. Redondo   +6 more
wiley   +1 more source

LA METACOGNICIÓN Y LAS HABILIDADES INTELECTUALES DE ORDEN SUPERIOR [PDF]

open access: yes, 2015
En la “era del conocimiento” los enfoques de enseñanza-aprendizaje memorísticos no son pertinentes. El interés ahora es formar personas capaces de aprender para la vida, resolver problemas complejos, pensar creativa y críticamente, etc. La meta es lograr
Sánchez Alvarado, Alber Francisco
core   +1 more source

Are different countries equally green with envy? A comparison of the everyday concept of envy in the United States, Spain, and Germany

open access: yesScandinavian Journal of Psychology, Volume 65, Issue 3, Page 452-468, June 2024.
Using a prototype approach to emotion concepts, we mapped the internal structure and content of the everyday concept of envy (as used in the United States) and its translation equivalents of envidia in Spanish and Neid in German. In Study 1 (total N = 415), the features of the concept of envy, envidia, and Neid were generated via an open‐ended ...
Inge Schweiger Gallo   +4 more
wiley   +1 more source

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