نتایج جستجو برای: rare

تعداد نتایج: 240739  

2017
Véronique Héon-Klin

With the Cross-Border Healthcare Directive (2011/24/EU) a mandatory framework was established to foster cooperation on a voluntary basis, within European Reference Networks (ERNs). These networks are composed of centres and healthcare providers. The exchange of knowledge is a central issue in this context. A detailed literature survey was carried out to determine the most important factors affe...

2002
T. Nanni

The paper summarises activities within a broad-based research program for the reconstruction of the evolution of Italian climate in the twentieth century. The main result of the program is that Italian climate is becoming warmer and drier with an increase of both heavy precipitation events and long dry spells. Most of the observed signals appear to be due to changes in atmospheric circulation c...

2017
Radu Dragusin Paula Petcu Christina Lioma Birger Larsen Henrik L. Jørgensen Ingemar J. Cox Lars Kai Hansen Peter Ingwersen Ole Winther

Journal: :Nature 1992

Hossein Niknafs,

Spondylolisthesis has always fascinated orthopaedist and others concerned with the treatment of low back disease. Spondylo means Vertebra and Olisthesis to slip or slide down a slippery path.In this orticle.the history of spondylolisthesis has been described,followed by the recent classification of different types of the condi­tion.There are Sdifferent types of spondylolisthesis­dysplastic,Isth...

Journal: :iranian journal of chemistry and chemical engineering 0
seyed mohammad ali moosavian school of chemical engineering, university college of engineering, university of tehran, tehran, i.r. iran rezvan torkaman school of chemical engineering, university college of engineering, university of tehran, tehran, i.r. iran meisam torab-mostaedi materials and nuclear fuel research school, nuclear science & technology research institute, p.o. box 14155-1339 tehran, i.r. iran jaber safdari materials and nuclear fuel research school, nuclear science & technology research institute, p.o. box 14155-1339 tehran, i.r. iran mehdi asadollahzadeh materials and nuclear fuel research school, nuclear science & technology research institute, p.o. box 14155-1339 tehran, i.r. iran

the mass transfer performance of a pulsed disc and doughnut column for extraction of samarium and gadolinium from aqueous nitrate solution with d2ehpa was investigated. the effects of operating parameters such as pulsation intensity, continuous and dispersed phase velocities on column performance were investigated. the axial dispersion model was used to obtain the overall mass transfer coeffici...

ژورنال: :مجله گیاهشناسی ایران 2015
محمد محمودی فرخ قهرمانی نژاد علی اصغر معصومی

گونه myosotis diminuta برای اولین بار برای ایران گزارش می شود. این گونه در سال 1392 بعد از گذشت بیش از صد سال از آخرین مشاهده مستند آن در جهان، درتالابی کوهستانی در منطقه دمیرلی زنجان واقع در شمال غرب ایران مشاهده شد. جزئیات آرایه شناختی و تصاویر گیاه به منظور تسهیل شناسایی صحرایی آن و همچنین ویژگی های خاص برای تشخیص از گونه های خویشاوند ارائه گردیده است.

2012

Figure 1: Rare Event Detection includes both Rare Mutation Detection (RMD) and Rare Species Detection (RSD). RMD and RSD can be classified according to their assay components. An RMD assay is comprised of a single primer set plus two competitive probes. RSD utilizes either a single assay to detect a rare species per unit volume (Case 1) or two independent, noncompetitive assays to detect a rare...

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