Results 41 to 50 of about 395,126 (261)

Guía práctica para el uso de e-Books [PDF]

open access: yes, 2014
Si desea acceder a la Biblioteca Virtual desde la red UNAB, ya sea por medio de un PC de Laboratorio o personal, o un dispositivo portátil conectado a Wi-fi, no se necesita clave de acceso. Para acceder a los recursos electrónicos fuera de la red UNAB
Sistema de Bibliotecas UNAB
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Design and implementation of a 3D‐printed modular distillation tower for experimental teaching in chemical engineering

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Several authors have reported the disconnection between the skills, abilities, and attitudes of graduates from STEM careers with the current needs of the labour market. In science and engineering fields, research has found the need for interdisciplinary approaches that encourage meaningful learning.
Úrsula Manríquez‐Tolsá   +7 more
wiley   +1 more source

Diseño, construcción y control de un sistema de almacenamiento de líquidos de segundo orden [PDF]

open access: yes, 2011
En el entorno actual de industrialización de los procesos de producción se observa la constante implementación de sistemas de almacenamiento de líquidos de uso general o específico para todo tipo de industrial sea química, textil, metalúrgica, agrícola ...
Gil Trejos, Oscar Fernando   +1 more
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Differentiating Nonsuicidal Self‐Injury (NSSI) From Suicide Attempts in Adolescents: A Pilot Study

open access: yesMedicine Bulletin, EarlyView.
ABSTRACT Background Differentiating between nonsuicidal self‐injury (NSSI) and suicide attempts (SA) in adolescents is crucial due to distinct underlying motivations, treatment needs, and potential outcomes associated with each behavior.
María Posada‐Ayala   +9 more
wiley   +1 more source

Factores que influyen en las embarazadas en la búsqueda de inscripción prenatal tardía en la unidad de salud Las Placitas, San Miguel. Enero-Junio 2009 [PDF]

open access: yes, 2012
Investigación descriptiva. Se recomienda: Que el personal de la Unidad de salud brinde charlas sobre salud sexual y reproductiva,Vigilancia comunitaria a través de promotores de salud de la detección precoz de las embarazadas.
Berríos Álvarez, Lilian Xiomara
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Genome‐Wide Assessment Reveals Ancestral Differences in Homozygosity Patterns Potentially Linked to Parkinson's Disease Etiology

open access: yesMovement Disorders, EarlyView.
Abstract Background Recessive genetic variation and extended runs of homozygosity (ROHs) may contribute to the unexplained heritability of Parkinson's disease (PD), particularly in diverse and understudied populations. Objective We conducted the first large‐scale, multi‐ancestral investigation of PD to examine the impact of genome‐wide homozygosity on ...
Kathryn Step   +680 more
wiley   +1 more source

Diagnóstico por Laboratorio de las Infecciones por Hongos

open access: yesRevista de la Facultad de Ciencias de la Salud, 2005
El propósito de la siguiente revisión es informar al personal médico de la existencia de técnicas de laboratorio para el diagnóstico micológico de gran sensibilidad y especificidad que permitirá un diagnóstico rápido según se ilustra en algunos de los ...
Fabiola Eugenia González Cuellar
doaj  

Estimating European Pilchard (Sardina pilchardus) Total Length: New Equations for the Ichthyoarchaeological Record

open access: yesInternational Journal of Osteoarchaeology, EarlyView.
ABSTRACT Throughout its area of distribution, in particular in the Iberian Peninsula, the European pilchard (Sardina pilchardus Walbaum 1792) has been an extensively exploited species since Prehistoric times. Our knowledge of the past fisheries of this clupeid nevertheless remains limited due to a scarcity of ichthyoarchaeological data, which reflects,
Arnau Brosa‐Planella   +6 more
wiley   +1 more source

Diseño de un plan de mercadeo que aumente el posicionamiento del laboratorio clínico, patológico López Correa en la ciudad de Pereira [PDF]

open access: yes, 2018
El Laboratorio Clínico Patológico López Correa es una entidad de salud Pereirana dedicada a la prestación de servicios de laboratorio clínico, patologías, citologías y medicina ocupacional; cuentan con una amplia experiencia en el sector, personal ...
Marín Cardona, José Didier   +1 more
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Structural stability of plant–pollinator interactions despite seasonal abundance of long‐tongued hawkmoths

open access: yesOikos, EarlyView.
Seasonal environmental cycles affect plant–pollinator interactions by altering plant phenology. Periods of low resource availability can filter pollinators and reduce the complexity of interaction networks, but the extent to which the functional morphology of pollinators influences such filtering remains unclear.
Ugo M. Diniz   +3 more
wiley   +1 more source

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