نتایج جستجو برای: std
تعداد نتایج: 5228 فیلتر نتایج به سال:
BACKGROUND The increase in human immunodeficiency virus (HIV) among men who have sex with men (MSM) in Israel during the last decade raises concerns regarding other sexuallytransmitted diseases (STD) in MSM, which are yet undetermined. OBJECTIVES To evaluate the STD burden among MSM and heterosexuals visiting the Tel Aviv walk-in STD clinic. METHODS Records of all male patients who attended...
Electrical units are operated by electrical and electronic components. An environmental test sequence is useful for testing electrical units to reduce reliability issues. This study introduces test sequence guidelines based on relevant principles and considerations for electronic testing according to International Standard IEC-60068-1 and the United States Military Standard MIL-STD-810G. Test s...
WaterLOGSY and STD experiments are widely used as NMR-based screening techniques in drug research. In the present study, an improved STD pulse sequence was developed, and its efficiency and applicability of observing the ligand signals were evaluated compared with the WaterLOGSY experiment. A combination of presaturation, a WET sequence and subsequent repeated Z-filters can provide the most eff...
In this paper a novel algorithm for Gaussian noise estimation and removal is proposed by using 3x3 sub windows in which the test pixel appears. The standard deviation(STD) for all sub-windows are used to define reference STD(σref )and minimum(σmin) and maximum (σmax ) standard deviations. The average STD (σavg ) is then calculated as the average of those STDs of all sub-windows whose STD falls ...
CONTEXT Primary STD prevention relies on five key strategies: practicing abstinence, choosing low-risk partners, discussing partners' sexual history, using condoms consistently and not having multiple partners. Few studies have examined all of these strategies simultaneously, and few have focused on rural black adolescents, whose rates of early sexual initiation and STDs are among the highest i...
BACKGROUND Diarrhea associated with parvovirus infection is common in dogs. Supportive care is the mainstay of treatment, but recovery may be prolonged and mortality rate can be high. Modification of the intestinal bacterial microbiota has been promising in human and veterinary medicine as an adjunctive treatment of various enteric diseases. OBJECTIVES To investigate the safety and efficacy o...
OBJECTIVE To compare 12-month healthcare costs between employees with versus without diagnosed opioid abuse within 12 months after an injury-related workers' compensation (WC) or short-term disability (STD) claim. METHODS Retrospective study using 2003 to 2014 US insurance claims linked to administrative data on WC/STD claims. Multivariable models compared healthcare costs between employees w...
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