يعرض 1 - 20 نتائج من 417 نتيجة بحث عن '(( 5 ppm decrease ) OR ((( 19 _ decrease ) OR ((( _ west decrease ) OR ( a al decrease ))))))', وقت الاستعلام: 0.20s تنقيح النتائج
  1. 1

    Corrigendum: Decreased interfacial dynamics caused by the N501Y mutation in the SARS-CoV-2 S1 spike:ACE2 complex حسب Wesam S. Ahmed (10170053)

    منشور في 2022
    "…<p dir="ltr">Corrigendum: Decreased interfacial dynamics caused by the N501Y mutation in the SARS-CoV-2 S1 spike:ACE2 complex: Frontiers in Molecular Biosciences <a href="https://dx.doi.org/10.3389/fmolb.2022.846996" target="_blank">https://dx.doi.org/10.3389/fmolb.2022.846996</a>, published online 22 July 2022.…"
  2. 2

    Decreased Interfacial Dynamics Caused by the N501Y Mutation in the SARS-CoV-2 S1 Spike:ACE2 Complex حسب Wesam S. Ahmed (10170053)

    منشور في 2022
    "…</p><p dir="ltr">Corrigendum: Decreased interfacial dynamics caused by the N501Y mutation in the SARS-CoV-2 S1 spike:ACE2 complex: Frontiers in Molecular Biosciences: <a href="https://dx.doi.org/10.3389/fmolb.2022.1018464" rel="noreferrer" target="_blank">https://dx.doi.org/10.3389/fmolb.2022.1018464</a>, published online 19 October 2022.…"
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    Follow up and comparative assessment of IgG, IgA, and neutralizing antibody responses to SARS-CoV-2 between mRNA-vaccinated naïve and unvaccinated naturally infected individuals ov... حسب Salma, Younes

    منشور في 2023
    "…ConclusionThese findings have important implications for policymakers in the development of vaccination strategies, particularly in the consideration of booster doses to sustain long-lasting protection against COVID-19.…"
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  5. 5

    Follow up and comparative assessment of IgG, IgA, and neutralizing antibody responses to SARS-CoV-2 between mRNA-vaccinated naïve and unvaccinated naturally infected individuals ov... حسب Salma Younes (6424865)

    منشور في 2023
    "…At the 7th month, there was a significant decline in antibody responses among VN individuals, but not NI individuals, with a minimum decrease of 3.7-fold (p < 0.001). Among VN individuals, anti-S1 IgA levels began to decrease significantly (1.4-fold; p = 0.007) after two months, and both NtAb and S-RBD IgG levels began to decline significantly (NtAb: 2.0-fold; p = 0.042, S-RBD IgG: 2.4-fold; p = 0.035) after three months. …"
  6. 6

    Effects of COVID-19 on Autism Spectrum Disorder in Qatar حسب Fouad A. Alshaban (17281108)

    منشور في 2024
    "…Parents also reported decreased access to family and social support networks, as well as decreased quality of clinical and community support. …"
  7. 7

    Accelerating Care: Enhancing Patient Satisfaction through a Quality Initiative in the Obstetrics and Gynaecology Emergency Department at Al Wakra Hospital, Qatar حسب Lolwa Al Ansari (18466227)

    منشور في 2023
    "…The proportion of patients spending less than 8 hours in the OB ED observation beds rose from 74% in January 2022 to over 98% in 2023. Notably, there was a remarkable decrease in patients who Left Without Being Seen (LWBS) and in absconded patient rates from 2020 to 2023 (Figure 2).…"
  8. 8

    Mental health, burnout and resilience in community pharmacists during the COVID-19 pandemic: A cross-sectional study حسب Zeana, Samir AlKudsi

    منشور في 2022
    "…Depression, anxiety, and stress were measured by the Depression, Anxiety, and Stress Scale (DASS-21). Fear of COVID-19 was assessed by the Fear of COVID-19 Scale (FCV-19S). …"
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  9. 9

    Impact of the COVID-19 lockdown on lifestyle behaviors and their association with personality among adults in Qatar: A cross-sectional study حسب Tamara Al-Abdi (8710488)

    منشور في 2022
    "…<p dir="ltr">The coronavirus pandemic (COVID-19) resulted in lockdowns and social distancing measures enforced by governments around the world. …"
  10. 10

    Geomorphological changes in the coastal area of Farasan Al-Kabir Island (Saudi Arabia) since mid Holocene based on a multi-proxy approach حسب Pavlopoulos, Kosmas

    منشور في 2018
    "…The geomorphological evolution of the southeastern coastal area of Farasan Al-Kabir Island (Saudi Arabia) is revealed by the mapping of modern landforms and a multi-proxy and high spatial resolution study including grain size, particulate organic carbon, mineralogy, element geochemistry, benthic foraminifera analysis and radiocarbon dating of a 3.3-m long sediment core. …"
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  11. 11

    Effect of AlN nanoparticle concentration in the electrolyte on corrosion resistance and mechanical properties of the electrodeposited composite coatings حسب Khan, M.S.

    منشور في 2024
    "…This research aims to develop an innovative solution by incorporating AlN nanoparticles with various concentrations (0.1, 0.2, 0.4, and 0.8 g/L) as reinforcement in the Ni-P electrolyte to develop composite coatings using A36 carbon steel as a substrate through direct current (DC) electrodeposition method. …"
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  12. 12

    Ambulatory general urgent clinic: an initiative at the time of COVID-19 pandemic حسب Abdullah Al-Hothi (18505290)

    منشور في 2024
    "…Our quality improvement study aimed to decrease the waiting time by 20%, from 21 days in January 2021 to 14 days in April 2021, to evaluate the newly established clinics for urgent referrals during the COVID-19 pandemic, and to assess the physicians’ satisfaction regarding these clinics.…"
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    Effect of AlN nanoparticle concentration in the electrolyte on corrosion resistance and mechanical properties of the electrodeposited composite coatings حسب M.S. Khan (22047413)

    منشور في 2024
    "…This research aims to develop an innovative solution by incorporating AlN nanoparticles with various concentrations (0.1, 0.2, 0.4, and 0.8 g/L) as reinforcement in the Ni-P electrolyte to develop composite coatings using A36 carbon steel as a substrate through direct current (DC) electrodeposition method. …"
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    Changing life expectancy in European countries 1990–2021: a subanalysis of causes and risk factors from the Global Burden of Disease Study 2021 حسب Nicholas, Steel

    منشور في 2025
    "…Deaths from cardiovascular diseases were the primary driver of reductions in life expectancy improvements during 2011–19, and deaths from respiratory infections and other COVID-19 pandemic-related outcomes were responsible for the decreases in life expectancy during 2019–21. …"
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  15. 15

    The impact of COVID‐19 pandemic lockdown on smoking habits and lifestyle: A cross‐sectional study حسب Almu'atasim Khamees (11875640)

    منشور في 2023
    "…<h3>Background and Aims</h3><p dir="ltr">Throughout the COVID‐19 lockdown, the resultant psychological disturbances led to more tobacco consumption and deteriorated smoking behaviors among smokers. …"
  16. 16

    Economic consequences of the covid 19 outbreak حسب Sidik, Hanan

    منشور في 2021
    "…This report is about economic consequences of the covid-19 and all the rules and regulations that have to apply for all citizens. …"
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    The Economic Impact of Optimizing a COVID-19 Management Protocol in Pre-Existing Cardiovascular Disease Patients حسب Dina Abushanab (10696501)

    منشور في 2023
    "…<p>This study answers the question of whether the health care costs of managing COVID-19 in preexisting cardiovascular diseases (CVD) patients increased or decreased as a consequence of evidence-based efforts to optimize the initial COVID-19 management protocol in a CVD group of patients. …"
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    Soluble ACE2 and angiotensin II levels are modulated in hypertensive COVID-19 patients treated with different antihypertension drugs حسب Mohamed A. Elrayess (21398687)

    منشور في 2022
    "…<h3>Purpose</h3><p dir="ltr">This study examines the effect of antihypertensive drugs on ACE2 and Angiotensin II levels in hypertensive COVID-19 patients.</p><h3>Introduction</h3><p dir="ltr">Hypertension is a common comorbidity among severe COVID-19 patients. …"
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    Mixed siliciclastic-carbonate-evaporite sedimentation in an arid eolian landscape: The Khor Al Adaid tide-dominated coastal embayment, Qatar حسب John M., Rivers

    منشور في 2020
    "…The Khor Al Adaid embayment of southern Qatar represents a unique shallow-water mixed siliciclastic‑carbonate coastal depositional system that developed in a hyper-arid climatic setting over the past 6000 years. …"
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    Predictors of mortality and morbidity in critically ill COVID‐19 patients: An experience from a low mortality country حسب Mohamad Y. Khatib (11659459)

    منشور في 2022
    "…Factors independently associated with mortality included older age ([OR]; 2.3 [95% CI; 1.92–2.75] for each 10-year increase in age, <i>p</i> < 0.001), chronic kidney disease (OR; 1.9 [95% CI; 1.02–3.54], <i>p</i> = 0.04), active malignancy (OR; 6.15 [95% CI; 1.79–21.12], <i>p</i> = 0.004), lower platelet count at ICU admission (OR; 1.41 [95% CI; 1.13–1.75] for each 100 × 103/µl decrease, <i>p</i> = 0.002), higher neutrophil-to-lymphocyte ratio at admission (OR; 1.01 [95% CI; 1–1.02] for each 1- point increase, <i>p</i> = 0.016), higher serum ferritin level at admission (OR; 1.05 [(95% CI; 1.02–1.08] for each 500 µg/L increase, <i>p</i> = 0.002), and higher serum bilirubin level at admission (OR; 1.19 [95% CI; 1.04–1.36] for each 10 μmol/L increase, <i>p</i> = 0.01). …"