نتایج جستجو برای: std
تعداد نتایج: 5228 فیلتر نتایج به سال:
OBJECTIVE To evaluate the relationship between antidepressant medication adherence and short-term disability (STD) in an employed population. STUDY DESIGN Retrospective observational cohort study of 2112 employees with a new episode of treatment with an antidepressant medication (selective serotonin reuptake inhibitors or serotonin norepinephrine reuptake inhibitors). METHODS Both Health Pl...
We show that, similar to the trellis-coded modulation representation of MIL-STD shaped offset quadrature phase-shift keying (SOQPSK), offset quadrature phaseshift keying (OQPSK) can be decomposed into a “degraded” trellis encoder and a memoryless mapper. Based on the representations of OQPSK and MIL-STD SOQPSK as trellis-coded modulations, we investigate the potential coding gains achievable fr...
Neuronal connection efficacy exhibits two forms of short-term plasticity, namely, short-term depression (STD) and short-term facilitation (STF). They have time constants residing between fast neural signaling and slow learning, and may serve as substrates for neural systems manipulating temporal information in relevant time scales. The present study investigates the impact of STD and STF on the...
OBJECTIVE To compare the incidence of sexually transmitted diseases (STD) in British troops in the tropics with that in a standard population. DESIGN Retrospective analysis of STD clinic records over one calendar year. SETTING A British Military Hospital in the Tropics serving 1441 resident personnel. SUBJECTS All patients attending a STD clinic. MAIN FINDINGS 815 cases of STD were reco...
CONTEXT Since 1993, the Centers for Disease Control and Prevention and professional medical organizations have recommended that all sexually experienced female adolescents receive annual screening for Chlamydia trachomatis. Whether adolescents receive this care is largely unknown. METHODS Reports of receipt of testing or treatment for a sexually transmitted disease (STD) in the past year, as ...
Sexually transmitted disease (STD) can be infected through sexual contacts. Some of the common STDs are syphilis, gonorrhea and chlamydia. Different STDs have different transmission mechanism, signs and symptoms, complications, diagnosis and treatments. This review article focuses on the mechanism of disease transmission, bacterial resistance and type of antibacterial drugs used for three commo...
OBJECTIVES To describe the role and current status of vaccine research against sexually transmitted diseases (STDs). METHODS The available literature was reviewed with particular emphasis on bacterial STDs. RESULTS Strategic approaches to possible implementation of STD vaccine programmes were analysed. The status of vaccines against bacterial STDs (syphilis, chancroid, gonorrhoea, and chlam...
OBJECTIVE To determine the prevalence and risk factors for hepatitis B virus (HBV) infections among individuals attending an STD clinic in a low endemic region. STUDY DESIGN A total of 1228 women and 1648 men attending the STD clinic at the University Hospital Rotterdam, Netherlands, were examined for HBV infection by determination of hepatitis B surface antigen (HBsAg) and antibodies to hepa...
Experimental data have revealed that neuronal connection efficacy exhibits two forms of short-term plasticity: short-term depression (STD) and short-term facilitation (STF). They have time constants residing between fast neural signaling and rapid learning and may serve as substrates for neural systems manipulating temporal information on relevant timescales. This study investigates the impact ...
Subclinical thyroid dysfunction (STD) represents a condition of slight thyroid hormone excess or deficiency, which may be associated with important adverse effects. This review will focus on the natural history, diagnosis and management of subclinical thyroid dysfunction. Since STD is only detected as a thyroid stimulating hormone (TSH) abnormality, it is essential to exclude transient causes o...
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