CONTROLLABLE DEADLOCKS IN PARALLEL RESOURCE-CONSTRAINED WORKFLOWS

Controllable Deadlocks in Parallel Resource-Constrained Workflows

We study the verification of the soundness property for workflow nets extended with resources.A workflow is sound if it terminates properly (no deadlocks Long Range Systems and livelocks are possible).A class of resource-constrained workflow nets (RCWF-nets) is considered, where resources can be used by a process instance, but cannot be created or

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Feasibility of ultrasound-guided posterior approach for interscalene catheter placement during arthroscopic shoulder surgery

BackgroundContinuous interscalene block has been known to improve postoperative analgesia after arthroscopic shoulder surgery.This was a prospective study investigating the ultrasound-guided posterior approach for placement of an interscalene catheter, clinical efficacy and complications Freezers after placement of the catheter.MethodsForty-two pat

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