BPR (business process redesign) and systems analysis and design: making the case for integration.

The question of what role business process redesign (BPR) should play in information systems development is one that draws strong opinions on either side of the issue. Some argue that BPR is absolutely necessary in forging a synergy between organizational structure, people, technology, and tasks. However, consultation and application development continue today without sufficient workflow analysis, as if BPR was irrelevant altogether.

Systems analysis and design methodologies: practicalities and use in today's information systems development efforts.

Historically, systems analysis and design methodologies have been used as a guide in software development. Such methods provide structure to software engineers in their efforts to create quality solutions in the real world of information systems. This article looks at the elements that constitute a systems analysis methodology and examines the historical development of systems analysis in software development.

Automated percutaneous lumbar discectomy: a review.

The leading cause for low back pain and sciatica is a herniated intervertebral disc, which has often been removed by laminectomy or chemonucleolysis. A less invasive method is percutaneous lumbar discectomy, surgical aspiration of the central nuclear material. With proper patient selection and surgical technique, percutaneous lumbar discectomy achieves results similar to those of chemonucleolysis.