Results 51 to 60 of about 15,006,441 (197)

Perfil del comercio exterior de la región Bogotá-Cundinamarca con los países del EFTA [PDF]

open access: yes, 2008
Gestión del conocimientoEl Perfil del comercio exterior de la región Bogotá - Cundinamarca con los países del EFTA es una contribución de la Cámara de comercio de Bogotá (CCB) a los empresarios de la Región, y forma parte de los análisis que sobre el ...
Cámara de Comercio de Bogotá
core  

Trade across frontiers: an overview of International trade before the advent of modern economic system in Nigeria

open access: yesHistoria Actual On-Line, 2015
El área ahora designadaNigeria tiene una larga historia de las comunidades de comercio a través de las fronteras con las tierras vecinas y distantes mucho antes de la llegada de los europeos y la introducción de los modernos sistema de comercio ...
Aboyade Sunday Ariyo
doaj  

How endorser attributes influence conservation communication

open access: yesConservation Biology, EarlyView.
Abstract Conservation communication often uses the celebrity endorsement strategy. However, robust evidence regarding its effectiveness is still limited. More importantly, practitioners do not have guidelines for selecting an ideal endorser because there is no clear consensus on what endorser attributes are most critical.
Xia He, Tien Ming Lee
wiley   +1 more source

In Vitro Evaluation of the Efficacy of Liquid Platelet‐Rich Fibrin (PRF) for Maintaining and Restoring Periodontal Ligament Cell Viability in Avulsed Teeth After 3 and 4 h of Extra‐Alveolar Dry Time

open access: yesDental Traumatology, EarlyView.
ABSTRACT Background/Aim This in vitro study evaluated whether liquid platelet‐rich fibrin could maintain or recover periodontal ligament cell viability in extracted human teeth after three and four hours of dry extra‐alveolar time. Material and Methods Sixty‐six erupted third molars with complete root formation were allocated to four groups: three‐hour
Tatiana Carvalho Kowaltschuk   +6 more
wiley   +1 more source

Remote investing in Latin America, 1869–1929

open access: yesThe Economic History Review, EarlyView.
Abstract Substantial amounts of British capital flowed to Latin America during the first era of globalization. Companies financed by this capital were typically headquartered in the United Kingdom, but operated thousands of miles away. This paper asks how this geographic separation between governance and business activities affected the valuation of ...
Gareth Campbell   +2 more
wiley   +1 more source

Perfil del comercio exterior de la región Bogotá - Cundinamarca, con Perú [PDF]

open access: yes, 2006
Este informe sobre el Perfil del comercio exterior de la Región Bogotá - Cundinamarca, con Perú es una contribución a los empresarios para apoyar con información las iniciativas exportadoras en la Región, y forma parte de los análisis que sobre el sector
Cámara de Comercio de Bogotá
core  

Effect of chitosan‐containing desensitizers applied prior to bleaching on the physical properties of enamel

open access: yesEuropean Journal of Oral Sciences, EarlyView.
Abstract This in vitro study evaluated the effects of adding chitosan (Chi) to desensitizing agents applied before dental bleaching on enamel properties. Bovine enamel specimens were allocated to seven groups (n = 12): no treatment (negative control), 2% NaF (positive control), 2% NaF + 2% Chi, 2% NaF + 5% Chi, 2% NaF + 5% KNO3, 2% NaF + 5% KNO3 + 2 ...
Júlia Barbato   +8 more
wiley   +1 more source

Machine Learning Model for Predicting Postoperative Pain in Cases of Irreversible Pulpitis

open access: yesInternational Endodontic Journal, EarlyView.
ABSTRACT Aim Postoperative pain is a frequent clinical concern following endodontic treatment. This study aimed to develop and validate supervised machine learning models to predict the occurrence of postoperative pain in cases of irreversible pulpitis.
Pedro Felipe de Jesus Freitas   +9 more
wiley   +1 more source

Ineficacia e inexistencia en el Código de Comercio

open access: yesEstudios de Derecho, 1984
Ineficacia e inexistencia en el Código de ...
Pedro Escobar Trujillo
doaj  

Una nota sobre el comercio intraindustrial México-Estados Unidos

open access: yesEstudios Económicos, 1992
En este trabajo se caracteriza el comercio de México con Estados Unidos en 1981 y 1990 a partir de la estimación del índice de comercio intraindustrial de Grubel y Lloyd.
Gerardo Esquivel
doaj   +1 more source

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