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Tensile strength of radio frequency cold plasma treated PET fibers - Part 1: Influence of environment and treatment time
(Asm International, 2002-12-01)
This article reports on a series of experiments with polyethylene terepthalate (PET) treated in a radio frequency plasma reactor using argon and oxygen as a gas fuel, for treatment times equal to 5 s, 20 s, 30 s, and 100 ...
Tensile strength of radio frequency cold plasma treated PET fibers - Part 1: Influence of environment and treatment time
(Asm International, 2002-12-01)
This article reports on a series of experiments with polyethylene terepthalate (PET) treated in a radio frequency plasma reactor using argon and oxygen as a gas fuel, for treatment times equal to 5 s, 20 s, 30 s, and 100 ...
Mapping heroin careers: utilising a standardised history-taking method to assess the speed of escalation of heroin using careers in a treatment-seeking cohort
(WILEY, 2008)
Introduction and aims. Although there has been increasing research attention to the concept of addiction careers and treatment careers, there are few standardised measures for assessing illicit drug using careers. A new ...
Bronchodilator effect of fenoterol and ipratropium bromide in infants with acute wheezing: Use of MDI with a spacer device
(1987)
Twenty‐eight infants admitted to Exequiel Gonzalez Cortes Children's Hospital because of acute wheezing (AW) were randomly assigned to three study groups. Fenoterol (FNT), ipratropium bromide (IB), and placebo were ...
Combining strategies for the estimation of treatment effects
(Sociedade Brasileira de Econometria, 2012-03-24)
The estimation of the average effect of a program or treatment on a variable of interest is an important tool for the assessment of economic policies. In general, assignment of potential participants to treatment does not ...
Effects on school enrollment and performance of a conditional transfers program in Mexico
(Escola de Pós-Graduação em Economia da FGV, 2004-01-29)
We study the effects of a conditional transfers program on school enrollment and performance in Mexico. We provide a theoretical framework for analyzing the dynamic educational decision and process inc1uding the endogeneity ...
Economic evaluation of sunitinib versus pazopanib and best supportive care for the treatment of metastatic renal cell carcinoma in Chile: cost-effectiveness analysis and a mixed treatment comparison
(Facultad de Medicina y Ciencia, 2019)
Background: Sunitinib and Pazopanib are two metastatic renal cell carcinoma (MRCC) treatment alternatives, however the health system in Chile does not consider coverage for any. The cost-effectiveness versus relevant ...
Efficient Adjustment Sets for Population Average Causal Treatment Effect Estimation in Graphical Models
(Microtome, 2020-02)
The method of covariate adjustment is often used for estimation of total treatment effects from observational studies. Restricting attention to causal linear models, a recent article (Henckel et al., 2019) derived two novel ...
Influência de um aditivo fitogênico nos níveis sangüíneos de novilhas jersey
(Universidade Federal de Santa MariaBRZootecniaUFSMPrograma de Pós-Graduação em Zootecnia, 2007-03-13)
The experiment was carried out at Itaboapaba Farm, in Silveira Martins RS, Brazil, and was conducted from March 1 up to June 30, 2006, taking 122 days. This study was
composed by 20 heifers Jersey race, with average ...
Effects of Constant and Fluctuating Low Temperatures on the Development of Aedes aegypti (Diptera: Culicidae) from a Temperate Region
(Entomological Society of America, 2019-10)
Most studies of the effects of low temperature on the development of immature stages of Aedes aegypti (L.) have been performed at constant temperatures in the laboratory, which may not accurately reflect the variable ...