نتایج جستجو برای: q3

تعداد نتایج: 1729  

2016
Cecilia Bergström Margareta Persson Ingrid Mogren

BACKGROUND Pregnancy related low back pain (PLBP) and pelvic girdle pain (PGP) are considered common complications of pregnancy. The long-term consequences for women with persistent PLBP/PGP postpartum are under-investigated. The main objective was to investigate the prevalence, pattern and degree of sick leave as well as healthcare utilisation and its perceived effect in women with persistent ...

2017
Jun-Qiang Wang Yu Wang Yun Feng Wei Han Yong-Gang Su Wen-Yong Liu Wei-Jun Zhang Xin-Bao Wu Man-Yi Wang Yu-Bo Fan

BACKGROUND Sacroiliac (SI) screw fixation is a demanding technique, with a high rate of screw malposition due to the complex pelvic anatomy. TiRobot™ is an orthopedic surgery robot which can be used for SI screw fixation. This study aimed to evaluate the accuracy of robot-assisted placement of SI screws compared with a freehand technique. METHODS Thirty patients requiring posterior pelvic rin...

2012
Justin M. Ales Jacob L. Yates Anthony M. Norcia

23 24 25 26 27 28 29 30 31 32 Q3 Article history: Accepted 5 September 2012 Available online xxxx

2012
Yang Xu Chenguang Yu Jingjiang Li Hao Hu Yong Liu Yao Wang

In this technical report, we present our recent measurement study of commercial video conferencing systems. In our experiments, we focus on investigating three questions: Q1: What is the service architecture of each system? Q2: How is video quality adapted to different network conditions in those systems? Q3: What is the audio and video delays perceived by users? To answer these questions, in t...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید