全部文献期刊会议图书|学者科研项目
中外文文献  中文文献  外文文献
作者:... Colin Macarthur , Brent Hagel , Andrew Howard
来源:[J].BMC Public Health(IF 2.076), 2020, Vol.20 (June), pp.88-93Springer
摘要:Abstract(#br)Background(#br)Pedestrian related deaths have recently been on the rise in Canada. The effect of changing posted speeds on the frequency and severity of pedestrian motor vehicle collisions (PMVC) is not well studied using controlled quasi-experimental designs. T...
作者:Andrew Howard , Pamela Fuselli ...
来源:[J].BMC Public Health(IF 2.076), 2019, Vol.19 (1), pp.1-13DOAJ
摘要:Abstract Background Active transportation, such as walking and biking, is a healthy way for children to explore their environment and develop independence. However, children can be injured while walking and biking. Many cities make changes to the built environment (e.g., tra...
作者:... Teresa To , Kristian Larsen , Andrew Howard
来源:[J].BMC Public Health(IF 2.076), 2015, Vol.15 (1)Springer
摘要:Abstract(#br) Background(#br)Evidence related to the effectiveness of speed humps on reducing pedestrian-motor vehicle collisions (PMVC) has been conflicting. The purpose of this study was to determine the association between speed hump installation and changes in PMVC rates...
作者:... Alison Macpherson , Kristian Larsen , Andrew Howard
来源:[J].BMC Public Health(IF 2.076), 2015, Vol.15 (1)Springer
摘要:Abstract(#br) Background(#br)The presence of school crossing guards has been associated with more walking and more pedestrian-motor vehicle collisions (PMVCs) in area-level cross-sectional analyses. The objectives of the study were to (1) Determine the effect on PMVC rates o...
作者:Andrew Howard , Chi-chung Hui
来源:[J].Journal of Human Genetics(IF 2.365), 2016, Vol.61 (5), pp.443-446
摘要:Abstract(#br)Tibial hemimelia is a rare, debilitating and often sporadic congenital deficiency. In syndromic cases, mutations of a Sonic hedgehog ( SHH ) enhancer have been identified. Here we describe an ~5 kb deletion within the SHH repressor GLI3 in two patients with bilateral...
作者:... Richard Appleyard , Andrew Howard , Hala Zreiqat
来源:[J].Biomaterials(IF 7.604), 2009, Vol.30 (12), pp.2199-2208Elsevier
摘要:Abstract(#br)Poly(lactide-co-glycolide) (PLGA) has been widely used for bone tissue regeneration. However, it lacks hydrophilicity, bioactivity and sufficient mechanical strength and its acidic degradation by-products can lead to pH decrease in the vicinity of the implants. ...
作者:... Kim Le , Joanna Wu , Andrew Howard
来源:[J].Clinical Orthopaedics and Related Research®(IF 2.787), 2010, Vol.468 (10), pp.2598-2603Springer
摘要:Abstract(#br) Background(#br)The Internet should, in theory, facilitate access to peer-reviewed scientific articles for orthopaedic surgeons in low-income countries (LIC). However, there are major barriers to access, and most full-text journal articles are available only on ...

我们正在为您处理中,这可能需要一些时间,请稍等。

资源合作:cnki.scholar@cnki.net, +86-10-82896619   意见反馈:scholar@cnki.net

×