نتایج جستجو برای: 2008 period at first
تعداد نتایج: 4860254 فیلتر نتایج به سال:
Background: Menopause is one of the steps in women's life which accompany with a lot of problems. The most common of these problems is hot flashes. Many treatments that suggested for hot flashes were not accepted by women due to side effect of ineffectiveness. Aims: This study was developed to assess the efficacy of vitamin E, which is an inoffensive drug, for the alleviation of hot flashes...
The aim of the present study was to compare the occurrence and duration of clinical mastitis in different seasons, stages of lactation period and parities in a Holstein dairy farm in Iran. A retrospective epidemiological survey from April 2005 to March 2008 was conducted on 884 clinical mastitis cases of 7437 lactations. Data of each case including calendar-date of mastitis onset, days in milk ...
Comparability analyses are performed to investigate similarities/differences of the standard precipitation index (SPI) and the reconnaissance drought index (RDI), respectively, utilizing precipitation and ratio of precipitation over potential evapotranspiration (ET0). Data are from six synoptic stations in south Khorasan province in Iran.At the first for calculating SPI, the elevation-precipita...
Photometric observations of V597 Pup made in 2008, 9.1 mag below maximum, 4 months after eruption, showed no certain orbital modulation but exhibited a quintuplet of oscillations centred on a period 261.9 s and uniform splitting at a frequency ∼ 2.68 h. One year later the system had fallen in brightness by a further 2.5 mag, showed deep eclipses with a period of 2.6687 h, and the 261.9 s modula...
Comparability analyses are performed to investigate similarities/differences of the standard precipitation index (SPI) and the reconnaissance drought index (RDI), respectively, utilizing precipitation and ratio of precipitation over potential evapotranspiration (ET0). Data are from six synoptic stations in south Khorasan province in Iran.At the first for calculating SPI, the elevation-precipita...
Renal impairment is a frequent complication in patients with multiple myeloma (MM) with an important impact on survival. It is found in 20–40% of cases at diagnosis and in almost 50% in the disease course. Ten percent of MM patients will require renal replacement therapy support. A poor prognosis seems to be associated with a glomerular filtrate rate (GFR) of o30 ml/min and/or the need for dial...
Three periods can be distinguished in university patenting at the U.S. Patent and Trade Office (USPTO) since the Bayh-Dole Act of 1980: (1) a first period of exponential increase in university patenting till 1995 (filing date) or 1999 (issuing date); (2) a period of relative decline since 1999; and (3) in most recent years—since 2008—a linear increase in university patenting. We argue that this...
This study aimed to estimate time trends in the lifetime risk of hospitalisation with exacerbation of chronic obstructive pulmonary disease (COPD) in Denmark. During the period from 1994 to 2008, a register-based cohort study was conducted covering each subject in the entire population of Denmark (5.18 million in 2008). Based on previously validated diagnosis codes, all COPD hospitalisations we...
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