Results 81 to 90 of about 3,439,073 (225)

Construction and testing of self-drilled soil nails [PDF]

open access: yes, 2016
Current standards and best practice guidance recognise that testing of self-drilled hollow bar soil nails can be problematic as conventional packers and debonded lengths cannot be constructed.
Lindsay, Fraser M.   +2 more
core   +2 more sources

Safety of Beach Chair Position Shoulder Surgery: A Review of the Current Literature.

open access: yesAnesthesia and Analgesia, 2019
Although uncommon, severe neurological events have been reported in patients undergoing shoulder surgery in the beach chair position. The presumed etiology of central nervous system injury is hypotension and subsequent cerebral hypoperfusion that occurs ...
G. Murphy, S. Greenberg, J. Szokol
semanticscholar   +1 more source

Assessing verticalization effects on urban safety perception

open access: yes, 2017
We describe an experiment with the modeling of urban verticalization effects on perceived safety scores as obtained with computer vision on Google Streetview data for New York City. Preliminary results suggests that for smaller buildings (between one and
Lourenço, Ricardo Barros
core   +1 more source

Comparison of lumbar plexus block using the short axis in-plane method at the plane of the transverse process and at the articular process: a randomized controlled trial

open access: yesBMC Anesthesiology, 2018
Background Although the safety and effectiveness of the short-axis in-plane method has been confirmed for lumbar plexus block, the operation is difficult and has a high rate of epidural spread at the plane of the articular process.
Rui Lu   +5 more
doaj   +1 more source

Medical Waste Regulation: Recommendations for Cleaning Up the Mess [PDF]

open access: yes, 1993
In many applications, design or analysis is performed over a finite frequency range of interest. The importance of the H2/robust H2 norm highlights the necessity of computing this norm accordingly.
Garulli, Andrea   +4 more
core   +1 more source

Who are the big-spending beachgoers and what is important for them?

open access: yesJournal of Economic and Financial Sciences, 2019
Orientation: Beaches attract millions of visitors every year and this has an impact not only on the economy, the environment and the local community but also on current and future beachgoers.
Melville Saayman, Andrea Saayman
doaj   +1 more source

Sentara Healthcare: A Case Study Series on Disruptive Innovation Within Integrated Health Systems [PDF]

open access: yes, 2011
Examines how integration and ties with health plans, physicians, and hospitals helped protect against revenue volatility and enabled experimentation; factors that facilitate integration; innovative practices; lessons learned; and policy ...
Rosie O'Donnell, Vineeta Vijayaraghavan
core  

Marine Debris Survey Manual [PDF]

open access: yes, 1992
Over the last several years, concern has increased about the amount of man-made materials lost or discarded at sea and the potential impacts to the environment. The scope of the problem depends on the amounts and types of debris.
Dixon, Trevor R.   +2 more
core   +2 more sources

Bumpy Roads Ahead: America's Roughest Rides and Strategies to Make our Roads Smoother [PDF]

open access: yes, 2013
These days, potholes and pavement deterioration make it a challenge to keep the wheel steady on America's roads and highways. More than a quarter of the nation's major urban roadways -- highways and major streets that are the main routes for commuters ...

core  

Preliminary Investigations and Analysis of Social Public's Awareness of Rip Currents

open access: yesHaiyang Kaifa yu guanli
Hainan Province is characterized by deep water, high winds and waves, and a large number of rip currents along the coastal beaches, resulting in frequent drowning accidents.
ZHANG Wanru   +6 more
doaj  

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