نتایج جستجو برای: combined cycles
تعداد نتایج: 462206 فیلتر نتایج به سال:
This Data in Brief contains results from three different survey logistic regression models comparing risks of self-reported diagnoses of cardiovascular and pulmonary diseases among smokers of menthol and non-menthol cigarettes. Analyses employ data from National Health and Nutrition Examination Survey (NHANES) cycles administered between 1999 and 2012, combined and in subsets. Raw data may be d...
Scope In view of the constant growth of electricity usage and public pressure to reduce the dependence on nuclear power plants in the energy supply, solutions are sought to increase the capacity of power plants using fossil fuels. Highly efficient cycles are available : gas turbines combined with waste heat boilers and steam cycles are able to achieve efficiencies above 5055%. However building ...
Background: Progesterone (P) that is produced by the corpus luteum in response to stimulation by luteinizing hormone (LH) and human Chrionic Gondotropin (hCG) in luteal phase is essential for secretory transformation of endometrium that permits implantation .P not only supports endometrial development but also potentially sustains the survival of the embryo . Luteal phase dysfunction (LPD) is a...
Slow-fast systems on the two-torus T 2 provide new effects not observed for systems on the plane. Namely, there exist families without auxiliary parameters that have attracting canard cycles for arbitrary small values of the time scaling parameter ε. In order to demonstrate the new effect, we have chosen a particularly simple family, namely ẋ = a − cosx − cos y, ẏ = ε, a ∈ (1, 2) being fixed. T...
this is the first report implementing combined density gradient centrifugation/zeta (dgc/zeta) sperm selection procedure for a couple with eleven previous intra cytoplasmic sperm injection/ in vitro fertilization (icsi/ivf) failure cycles. semen analysis was carried out according to world health organization criteria. protamine deficiency, dna fragmentation and morphology were assessed by chrom...
background: reviewing the literature reveals that pentoxifylline (ptx) plus tocopherol (vitamin e) are used mainly to promote sperm quality. however trials focusing on the effects of these drugs in female partner are limited. combination of pentoxifylline and vitamin e appeared to improve the pregnancy rate in patients with a thin endometrium by increasing the endometrial thickness and improvin...
BACKGROUND: Until recently, human menopausal gonadotrophin (HMG), a urinary extract containing a fixed combination of LH and FSH, was the only source of exogenous LH for women with hypogonadotrophic hypogonadism undergoing ovulation induction with gonadotrophins. Recombinant human LH (rLH) is now available for clinical use, providing a new treatment option but clinical data on its use are scant...
marvelon®, a combined oral contraceptive, contains 30 μg ethinyl estradiol (ee) and 150 μg desogestrel (de), and has been shown to be a well-tolerated and effective combination that provides high contraceptive reliability and good cycle control. however, its efficacy has not been yet evaluated among iranian women. thus, the study aimed to determine the effect of oral contraceptive pill on treat...
OBJECTIVE To determine a successful method of selecting patients for natural cycle IVF combined with in vitro maturation (IVM) of immature oocytes and to determine treatment efficacy. DESIGN Retrospective analysis of IVF treatments. SETTING Hospital IVF clinic. PATIENT(S) Women with infertility according to ovarian reserve and endocrine profile were selected for different treatments. IN...
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