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This article aims to analyse the scope and limits of common cause abduction which is a version of explanatory abduction based on Hans Reichenbach’s Principle of the Common Cause. First, it is argued that common cause abduction can be regarded as a rational mechanism for inferring abductive hypotheses that aim to account for the surprising correlations of events. Three arguments are presented in...

Blockchain is an emerging technology for decentralized and transactional data sharing across a large network of untrusted participants. It enables new forms of distributed software architectures. Although the technology was mainly adopted in digital currency in initial days, but it is a promising technology for other areas too. This paper provides an introduction to blockchain technology in a s...

Purpose Chiropractic care is covered under Medicare, but the scope of services is restricted. The Demonstration of Expanded Coverage of Chiropractic Services under Medicare projected that expanded services would cost Medicare up to $1.15 billion annually. The potential expansion of chiropractic services under Medicare remains controversial. Advocates for expansion cite clinical effectiveness an...

The focus of this paper is to provide a historical timeline for many of the well over 180 incremental scope of practice expansion and amplification legislative successes achieved in the United States (U.S.) during the 40-year period 1971 – 2011 that cumulatively expanded optometry into medical eye care. This paper also serves to update the historical timeline of scope of practice amplification ...