Pulpal blood flow changes and pain scores related to using superelastic 0.018-inch nickel titanium as the first orthodontic alignment archwire: A prospective clinical trial by Alhaija, Elham S.Abu

“…The archwire size group was randomly allocated with a 1:1 allocation ratio. A Laser Doppler Flowmeter was used to measure PBF at different time intervals (T0-T5). …”
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Spatial, temporal, and demographic patterns in prevalence of chewing tobacco use in 204 countries and territories, 1990-2019: A systematic analysis from the Global Burden of Diseas... by Kendrick, Parkes J

“…Among females, none of these 12 countries had significant decreases in prevalence of chewing tobacco use, whereas seven of 12 countries had a significant decrease in the prevalence of tobacco smoking use for the period. …”
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Global burden and strength of evidence for 88 risk factors in 204 countries and 811 subnational locations, 1990–2021: a systematic analysis for the Global Burden of Disease Study 2... by Michael, Brauer

“…From 2000 to 2021, there was an observable shift in global health challenges, marked by a decline in the number of all-age DALYs broadly attributable to behavioural risks (decrease of 20·7% [13·9–27·7]) and environmental and occupational risks (decrease of 22·0% [15·5–28·8]), coupled with a 49·4% (42·3–56·9) increase in DALYs attributable to metabolic risks, all reflecting ageing populations and changing lifestyles on a global scale. …”
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Call for emergency action to restore dietary diversity and protect global food systems in times of COVID-19 and beyond: Results from a cross-sectional study in 38 countries by Hoteit, Maha

“…Methods A cross-sectional study with 37 207 participants (mean age: 36.70 ± 14.79, with 77 % women) was conducted in 38 countries through an online survey administered between April and June 2020. …”
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Application of natural compounds–based gold nanoparticles for the treatment of hemolytic anemia in an anemic mouse model: Formulation of a novel drug from relationship between the... by Goorani, S.

“…Also, AuNPs significantly (p ≤ 0.01) increased the body weight; anti-inflammatory cytokine (IL4, IL5, IL10, IL13, and IFNα) concentration; and the total platelet, white blood cells, lymphocyte, neutrophil, monocyte, eosinophil, and basophil counts and red blood cell parameters but decreased the weight and volume of the liver and spleen and their subcompartments and decreased the concentration of pro-inflammatory cytokines (IL1, IL6, IL12, IL18, IFNY, and TNFα) compared to the untreated mice. …”
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Drive-up INR testing and phone-based consultations service during COVID-19 pandemic in a pharmacist-lead anticoagulation clinic in Qatar: Monitoring, clinical, resource utilization... by Alhmoud, Eman N.

“…Patients' experience was explored through a structured survey. Results: There was no statistically significant difference between clinic-based and phone-based anticoagulation services in mean time and number of visits within therapeutic range (P =.67; P =.06 respectively); mean number of extreme subtherapeutic and supratherapeutic INR values (P =.32 and P =.34, respectively); incidence of thromboembolic complications and warfarin related hospitalization. …”
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Convection In A Rotating Fluid Over A Sloping Bottom, With Application To The Arabian Gulf by Al Hajri, Khalid R.

“…The problem is posed as an initial value problem in a rotating frame of reference to study the dynamics of establishment of the quasi-steady state circulation when the rate of increase of density due to evaporation is equal to the rate of decrease of density due to freshening. …”
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Development of value-added polyethylene grades with extended service lifetime: Weathering resistant flame retarded materials for outdoor applications by Porfyris, A. D.

“…Two low-density (LDPE) and one linear low-density (LLDPE) polyethylene grades were modified via melt compounding with an additive system comprising: (a) a nitrogen-phosphorous intumescent system for flame retardance and (b) a hindered amine light stabilizer and a benzophenone-type UV absorber for UV/heat stabilization, at a total loading of 30-35 wt%. …”
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Desorption of chloramphenicol from ordered mesoporous carbon-alginate beads: Effects of operating parameters, and isotherm, kinetics, and regeneration studies by Ahammad, N.A.

“…The CPC adsorption efficiency began to notably decrease from 78.9% to 48.5% after five consecutive adsorption/desorption cycles. …”
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Impact of magnetic dipole on a thermally stratified ferrofluid past a stretchable surface by Muhammad N.

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An experimental study on the effect of using gas-to-liquid (GTL) fuel on diesel engine performance and emissions by Bassiony, M. A.

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Negative emotional symptoms during COVID19 confinement: The relationship with reading habits by Alomari, Mahmoud A.

“…Additionally, individuals with lower negative emotion scores reported a decrease in reading during the COVID19 pandemic.…”
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Chemical characterization and therapeutic properties of Achillea biebersteinii leaf aqueous extract synthesized copper nanoparticles against methamphetamine-induced cell death in P... by Wang, G.

“…In this study fresh leaves of A. biebersteinii were used for the biosynthesis of copper nanoparticles. …”
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Global, regional, and national age-sex-specific burden of diarrhoeal diseases, their risk factors, and aetiologies, 1990–2021, for 204 countries and territories: a systematic analy... by Hmwe Hmwe, Kyu

“…The most pronounced decline was in children younger than 5 years, with a 79·2% (72·4–84·6) decrease in diarrhoeal deaths. …”
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Morphology, interfacial interaction, and thermal degradation of polycarbonate/MCM-41 (nano)composites by Sibeko, M.A.

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Antibiotics Prescriptions Pattern among Patients Visiting Primary Health Care Centers (PHCC) before and during COVID-19 Pandemic: A Cross-Sectional Population-Based Study from Qata... by Al-Nuaimi, Salma

“…Numerous studies have reported a surge in antibiotic usage during the COVID-19 pandemic. …”
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Enhancing the corrosion resistance of reinforcing steel under aggressive operational conditions using behentrimonium chloride by Radwan A.B.

“…Using only a 50 ?mol L?1 of BTC, we are able to measure an inhibition efficiency of 91, 79, and 71% in SCP solution with 3.5% NaCl at pH of 12.5, 10 and 7, respectively without showing any effect on the mechanical properties on the cured mortars. …”
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Aluminum nitride (AlN) reinforced electrodeposited Ni-B nanocomposite coatings by Radwan, A. Bahgat

“…The corrosion resistance could be credited to the presence of inactive and insulating AlN nanoparticles that filled the existing defects in Ni–B matrix and subsequently decreased the active area exposed to the corrosive electrolyte (3.5 wt.% NaCl).…”
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valuation of salt tolerance in selected Qatari halophytes at the two initial growth stages by Alhaddad, Fedae A.

“…In general the seed germination experiments showed a decrease in the rate of germination as the salt concentration increased. …”
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Impact of a pharmacist-delivered discharge and follow-up intervention for patients with acute coronary syndromes in Qatar: A study protocol for a randomised controlled trial by Zidan, Amani

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