搜索结果: 1-15 共查到“预防医学与卫生学 air”相关记录31条 . 查询时间(0.175 秒)
Study reveals contamination of air and environment near patients with COVID-19（图）
contamination air environment near patients COVID-19
2020/8/14
A study by University of Nebraska Medical Center researchers provides new evidence of infectious SARS-CoV-2 throughout the environment and in air samples collected in COVID-19 patient care areas. SARS...
Calibration and validation of an air-displacement plethysmography method for estimating percentage body fat in an elderly population: a comparison among compartmental models
Body composition elderly men
2016/6/14
The use of hydrostatic weighing (HW) to measure
body composition in the elderly can be difficult and is based on
the assumption of constancy of body compartments.
Comparison of air-displacement plethysmography with hydrostatic weighing and bioelectrical impedance analysis for the assessment of body composition in healthy adults
Adiposity body fat body density humans
2016/5/31
Over the past decade, considerable attention has
been paid to accurately measuring body composition in diverse
populations. Recently, the use of air-displacement plethysmography
(AP) was proposed a...
Air Travel Considerations for the Patients With Heart Failure
Aerospace Medicine Heart Failure Stress Travel Venous Thromboembolism
2015/10/13
Context:: Prevalence of patients with heart failure (HF) is increasing in worldwide, and also the number of people with HF traveling long distances is increasing. These patients are more prone to expe...
Decrease in Ambient Air Lead Concentrations in Varna, Bulgaria,Associated with the Introduction of Unleaded Gasoline
air lead Bulgaria environmental monitoring gasoline policy
2010/12/22
An examination of ambient air lead monitoring data was used to demonstrate success of banning the import and use of leaded gasoline in Bulgaria. From 1996–2007 air lead levels in Varna, the third larg...
RESIDUAL AND AIR-BORNE EFFECTS OF PIRIMIPHOS-METHYL ON DIFFERENT SURFACES IN SOUTH OF IRAN
Pirimiphos-methyl Air-borne effect
2010/1/5
An investigation was made to study the residual activity and air- borne effect of pirimiphos- methyl, at 2g a.i./m2 in hut scale trials on different surfaces in kazeroun, and Bandar-Abbas, south of Ir...
AIR POLLUTANTS IN FOOD PROCESSING PLANTS IN IRAN
Indoor air pollution Food processing plants pollutants
2009/12/30
Investigations have been carried out on the indoor air pollution in .different workshops of food processing plants in Iran. In order to evaluate the exposure of workers to the three most commonly used...
PRODUCTION OF ACTIVATED CHARCOAL SAMPLER TUBES FOR SAMPLING AIR CONTAMINANTS
Polyurethane foam Air contaminates
2009/12/29
The importance of the use of activated charcoal tubes for sampling gases and vapors is very well-known. For producing these tubes in the country, their production started in the laboratory of the depa...
PRODUCTION OF ACTIVATED CHARCOAL SAMPLER TUBES FOR SAMPLING AIR CONTAMINANTS
Polyurethane foam Air contaminates
2009/12/29
The importance of the use of activated charcoal tubes for sampling gases and vapors is very well-known. For producing these tubes in the country, their production started in the laboratory of the depa...
Determination the Level of Dust ond Free Silica in Air of Khaf Iron Stone Quarries
dust free silica X-ray diffraction (XRD) Khaf Iron stone quarries
2009/12/17
Background and Objectives: Silica is an inorganic material that found in the nature in various forms. The hazards of crystal of silica or α-quartz (free silica) is greater than other forms. Exposure t...
Design and Set up of an Air Filter Testing Unit to Demonstrate Characteristics and Performance of Particulate Air Filters
Air filter testing unit Filter capture efficiency HEPA filter test
2009/11/26
An air filter is a significant element of any mechanical ventilation system. However, the importance and performance evaluation of air filters have not been well publicized and related scientific repo...
The Association of Air Pollution and Emergency Medical Service Seeking
Air pollutants Myocardial infarction Angina unstable Arrhythmias cardiac Principal component analysis
2009/11/24
Background: There are some reports on the association between air pollution and myocardial infarction, arrhythmia, and mortality due to cardiac problems in susceptible individuals. We aimed to evaluat...
Body-composition assessment in infancy: air-displacement plethysmography compared with a reference 4-compartment model1,2,3,4
Body composition infants air-displacement plethysmography 4-compartment reference model
2008/12/12
Background: A better understanding of the associations of early infant nutrition and growth with adult health requires accurate assessment of body composition in infancy.Objective: This study evaluate...
Body fat measurement by bioelectrical impedance and air displacement plethysmography: a cross-validation study to design bioelectrical impedance equations in Mexican adults
bioelectrical impedance fat measurement
2008/4/23
The study of body composition in specific populations by techniques such as bio-impedance analysis (BIA) requires validation based on standard reference methods. The aim of this study was to develop a...
ANALYSIS OF SOLID PARTICULATE MATTER SUSPENDED IN THE AIR OF CÓRDOBA, SOUTHWESTERN SPAIN
aerobiology air pollution solid suspended particles pollen grains
2010/12/23
An analysis was made of solid particulate matter suspended in the air in the
city of Cordoba. Particles greater than 10 micra were collected using volumetric particle
samplers (Lanzoni VPPS 2000, Bo...