Results 21 to 30 of about 79,294 (312)

DNA barcoding reveals the coral “laboratory-rat”, Stylophora pistillata encompasses multiple identities [PDF]

open access: yes, 2013
Stylophora pistillata is a widely used coral “lab-rat” species with highly variable morphology and a broad biogeographic range (Red Sea to western central Pacific).
A Budd   +34 more
core   +2 more sources

Item Analysis of Multiple Choice Questions at the Department of Paediatrics, Arabian Gulf University, Manama, Bahrain

open access: yesSultan Qaboos University Medical Journal, 2018
Objectives: The current study aimed to carry out a post-validation item analysis of multiple choice questions (MCQs) in medical examinations in order to evaluate correlations between item difficulty, item discrimination and distraction effectiveness so ...
Deena Kheyami   +3 more
doaj   +1 more source

The Prevalence of Nomophobia by Population and by Research Tool: A Systematic Review, Meta-Analysis, and Meta-Regression

open access: yesPsych, 2021
Background: No systematic review or meta-analysis has yet been performed to examine the global prevalence of nomophobia by population, by instrument. Thus, this review was performed to estimate the prevalence of nomophobia by severity.
Ali Humood   +7 more
doaj   +1 more source

The Middle Eastern Biodiversity Network: Generating and sharing knowledge for ecosystem management and conservation [PDF]

open access: yes, 2009
Despite prevailing arid conditions, the diversity of terrestrial and freshwater biota in the Middle East is amazingly high and marine biodiversity is among the highest on Earth.
Al-Jumaily, Masaa   +5 more
core   +2 more sources

Understanding Preclerkship Medical Students’ Poor Performance in Prescription Writing

open access: yesSultan Qaboos University Medical Journal, 2016
Objectives: This study aimed to explore reasons for poor performance in prescription writing stations of the objective structured practical examination (OSPE) and absenteeism in prescription writing sessions among preclerkship medical students at the ...
Henry James   +4 more
doaj   +1 more source

Three hundred eighty thousand year long stable isotope and faunal records from the Red Sea : influence of global sea level change on hydrography [PDF]

open access: yes, 1996
Stable isotope and faunal records from the central Red Sea show high-amplitude oscillations for the past 380,000 years. Positive δ18O anomalies indicate periods of significant salt buildup during periods of lowered sea level when water mass exchange with
Ahuva Almogi-Labin   +53 more
core   +2 more sources

Nitrous oxide emissions from the Arabian Sea: A synthesis [PDF]

open access: yes, 2001
We computed high-resolution (1º latitude x 1º longitude) seasonal and annual nitrous oxide (N2O) concentration fields for the Arabian Sea surface layer using a database containing more than 2400 values measured between December 1977 and July 1997.
Andreae, M. O.   +7 more
core   +3 more sources

Campylobacter enteritis in the Arabian Gulf

open access: yesThe Journal of Infection in Developing Countries, 2009
Diarrhoea illnesses constitute a common cause of morbidity and mortality worldwide. In recent years, Campylobacter spp. has been recognized as the leading cause of bacterial enteritis in both developed and developing countries. The biology of Campylobacters as well as the mechanism by which they cause disease is yet to be fully explained.
Abiola C. Senok, Giuseppe A. Botta
openaire   +4 more sources

City of Strangers: Gulf Migration and the Indian Community in Bahrain [PDF]

open access: yes, 2010
{Excerpt} Unpacking and applying the concept of structural violence is one of the principal tasks of this book. To be clear from the outset, however, in lodging the experiences of the men and women I encountered in the larger rubric of structural ...
Gardner, Andrew M.
core   +2 more sources

Carcinoembryonic Antigen and Breast Carcinoma Antigen (CA 15.3) in Preoperative Staging and Postoperative Monitoring of Patients with Carcinoma of the Breast

open access: yesThe International Journal of Biological Markers, 1988
Serum levels of carcinoembryonic antigen (CEA) and breast carcinoma antigen (CA 15.3) were determined in patients with breast carcinoma: in 129 before initial surgical or nonsurgical treatment and in 134 afterwards.
Y.T. Omar   +7 more
doaj   +1 more source

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