Results 1 to 10 of about 210 (98)

Comparing preoperative dating and postoperative dating for second-trimester surgical abortions [PDF]

open access: yesContraception, 2020
To assess relationships between preoperative and postoperative dating of second-trimester surgical abortion.We used a deidentified institutional database to extract demographic, dating and pathology data for surgical abortions performed at 14 to 23-6/7 weeks' gestational age (GA) from 9/2015 to 5/2017.
Mokkarala, Sameera   +4 more
openaire   +4 more sources

Comparative analysis of chloroplast genome structure and molecular dating in Myrtales [PDF]

open access: yesBMC Plant Biology, 2021
Abstract Background Myrtales is a species rich branch of Rosidae, with many species having important economic, medicinal, and ornamental value. At present, although there are reports on the chloroplast structure of Myrtales, a comprehensive analysis of the chloroplast structure of Myrtales is lacking.
Hua-Feng Wang   +5 more
openaire   +4 more sources

Comparative study between carob and date syrups

open access: yesJOURNAL OF OASIS AGRICULTURE AND SUSTAINABLE DEVELOPMENT, 2022
Date and carob syrups are traditional foods produced and consumed in several countries, including Tunisia. Each syrup is characterized by its interesting nutritional and bioactive composition. Several studies have been carried out on the production and characterization of each syrup separately, but this study tends to compare the aromatic, physico ...
Leila Tounsi, Nabil Kechaou
openaire   +4 more sources

Implementation of International Standards in Russia's Foreign Trade Statistics

open access: yesVestnik MGIMO-Universiteta, 2015
The article analyzes the basic documents of international organizations in recent years, which have become the global standard for the development and improvement of statistics of foreign economic relations of most countries, including the Russian ...
Natalia E. Grigoruk, Sergey A. Galkin
doaj   +5 more sources

Three-step matching algorithm to enhance between-group comparability and minimize confounding in comparative effectiveness studies

open access: yesScientific Reports, 2022
We developed a three-step matching algorithm to enhance the between-group comparability for comparative drug effect studies involving prevalent new-users of the newer study drug versus older comparator drug(s).
Chen-Yi Yang   +3 more
doaj   +1 more source

Dating the Dipsacales: comparing models, genes, and evolutionary implications [PDF]

open access: yesAmerican Journal of Botany, 2005
Dipsacales is an asterid angiosperm clade of ca. 1100 species, with most of its lineages occupying temperate regions of the Northern Hemisphere. A recent phylogenetic analysis based on 7593 nucleotides of chloroplast DNA recovered a well‐resolved and strongly supported phylogenetic hypothesis, which we use here to estimate divergence times within the ...
Charles D. Bell, Michael J. Donoghue
openaire   +3 more sources

Reef Fish Survey Techniques: Assessing the Potential for Standardizing Methodologies. [PDF]

open access: yesPLoS ONE, 2016
Dramatic changes in populations of fishes living on coral reefs have been documented globally and, in response, the research community has initiated efforts to assess and monitor reef fish assemblages.
Zachary R Caldwell   +3 more
doaj   +1 more source

SCMR Position Paper (2020) on clinical indications for cardiovascular magnetic resonance

open access: yesJournal of Cardiovascular Magnetic Resonance, 2020
The Society for Cardiovascular Magnetic Resonance (SCMR) last published its comprehensive expert panel report of clinical indications for CMR in 2004.
Tim Leiner   +8 more
doaj   +1 more source

Generation of direct current electrical fields as regenerative therapy for spinal cord injury: A review

open access: yesAPL Bioengineering, 2023
Electrical stimulation (ES) shows promise as a therapy to promote recovery and regeneration after spinal cord injury. ES therapy establishes beneficial electric fields (EFs) and has been investigated in numerous studies, which date back nearly a century.
Lukas Matter   +4 more
doaj   +1 more source

The chronology of culture: a comparative assessment of European Neolithic dating approaches [PDF]

open access: yesAntiquity, 2014
Archaeologists have long sought appropriate ways to describe the duration and floruit of archaeological cultures in statistical terms. Thus far, chronological reasoning has been largely reliant on typological sequences. Using summed probability distributions, the authors here compare radiocarbon dates for a series of European Neolithic cultures with ...
Manning, Katie   +6 more
openaire   +4 more sources

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