نتایج جستجو برای: d time section
تعداد نتایج: 2487007 فیلتر نتایج به سال:
Background: Vitamin D deficiency is a widespread problem especially in the developing countries like Iran. The prevalence of vitamin D deficiency differs from moderate to severe among Iranian women, particularly among pregnant women, and it can cause some problems such as preeclampsia, gestational diabetes mellitus (GDM), premature labor and primary cesarean section. The aim of this study was t...
spectral decomposition is a powerful tool for analysis of seismic data. fourier transform determines the frequency contents of a signal. but for analysis of non-stationary signals, 1-d transform to frequency domain is not sufficient. in early years, transforming of seismic traces into time and frequency domain was done via windowed fourier transform, called a short time fourier transform (stft)...
Background & Aims: Recently, results of studies show that serum levels of vitamin D considered as a risk factor for cardiovascular system as well as important markers of skeletal muscle and body mass index (BMI). Therefore, the purpose of this study was to investigate the relationship between echocardiography indices, muscular strength, and BMI with vitamin D in sedentary postmenopausal women. ...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید