Results 51 to 60 of about 228,318 (270)

Two Tales of Uncertainty: Calibrating Overprecision With Self‐Regulated Entrepreneurial Learning

open access: yesStrategic Change, EarlyView.
ABSTRACT Entrepreneurial success strongly depends on decision‐making under uncertainty. Uncertainty is particularly pronounced when entrepreneurs are confronted with novel situations characterized by an absence of information. While cognitive biases, such as overprecision, can have a negative impact on decision‐making processes by distorting ...
Julian Kolbe   +2 more
wiley   +1 more source

Genesis y desarrollo historico de los afrocaribeños

open access: yesJangwa Pana, 2014
El caribe colombiano, es como la nación colombiana una region de diversidad etnica que se resiste a transformar estructura social y sus practicas politicas a pesar que tuvo una constitucion que promulgo las bases de dicha transformación hoy ya hace mas ...
Alexis Caraball Angola
doaj  

Teratoma quístico maduro de ovario

open access: yesRevista Cubana de Medicina Militar, 2023
Introducción: Los teratomas quísticos maduros del ovario, se originan de las células germinales en una falla de la meiosis o de las células premeióticas.
René Rafael Bonachea Peña   +3 more
doaj  

Effectiveness of a 10-day melarsoprol schedule for the treatment of late-stage human African trypanosomiasis: confirmation from a multinational study (IMPAMEL II). [PDF]

open access: yes, 2005
BACKGROUND: Treatment of late-stage human African trypanosomiasis (HAT) with melarsoprol can be improved by shortening the regimen. A previous trial demonstrated the safety and efficacy of a 10-day treatment schedule.
Asumu, P   +10 more
core   +2 more sources

Ruthenium‐Catalyzed CH Alkenylation of Trypanocidal Naphthoquinones: A Mechanistic Benchmarking Study

open access: yesChemistryOpen, EarlyView.
Computational roadmap to click‐ready quinones. Quantum chemical analysis reveals how substituents modulate the reactivity of trypanocidal naphthoquinones in Ru‐catalyzed CH alkenylation, guiding the design of sulfonyl‐fluoride scaffolds for next‐generation antiparasitic agents.
Esther R. S. Paz   +8 more
wiley   +1 more source

Large Igneous Provinces (LIPs) and Anoxia Events in “The Boring Billion”

open access: yesGeophysical Monograph Series, Page 449-486., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Shuan‐Hong Zhang   +4 more
wiley  

+3 more sources

Perforação intestinal uma complicação da febre tifoide

open access: yesSantiago, 2022
A febre tifoide é uma enfermidade infectocontagiosa produzida pela bactéria Salmonella typhi, é mais freqüente em meninos, adolescentes e adultos jovens.
Carlos Castillo-López   +3 more
doaj  

Tracing holotype trajectories: Mapping the movement of the most valuable herbarium specimens

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Global efforts to protect biodiversity depend on fair access to key plant specimens. This study examines the distribution of 119,361 holotypes—unique herbarium specimens used to formally describe new plant species. By linking collection and storage data, we found that holotypes are increasingly held closer to their places of origin, particularly in ...
Dominik Tomaszewski   +2 more
wiley   +1 more source

Especialización en gestión de la educación superior: Desafíos y oportunidades para el fortalecimiento de la investigación científica en Angola

open access: yesActualidades Investigativas en Educación
Este artigo descreve as experiências de gestão de processos de investigação científica consubstanciadas no curso de especialização em gestão do ensino superior realizado em Angola, financiado pela União Europeia no biénio 2022-2023 e apoiado pelo ...
Eurico Wongo Gungula   +3 more
doaj   +1 more source

Pengaruh Ekspor Minyak Angola Ke Industri Cina Pasca Masuknya Angola Ke Opec Tahun 2007 [PDF]

open access: yes, 2015
This study describes Chinas response to the entry of Angola to OPEC in January 2007. Following the entry of Angola OPEC to be a threat, fear and even fears for China over oil supply that affect the development of Chinese industry is growing rapidly. OPEC
Kembaren, N. O. (Nina)   +1 more
core  

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