Witnet is a decentralized oracle network (DON) that connects smart contracts to the outer world. Generally speaking, it allows any piece of software to retrieve the contents published at any web address at a certain point in time, with complete and verifiable proof of its integrity and without blindly trusting any third party. Witnet runs on a blockchain with a native protocol token (called Wit...

INTRODUCTION AND OBJECTIVES Some patients, such as Jehovah's Witnesses, refuse to use blood products, which can make it difficult to achieve the same outcomes as in the general population. The objective of this study was to determine whether clinical characteristics and surgical outcomes in Jehovah's Witnesses undergoing cardiac surgery are similar to those in other patients. METHODS Paired-g...

Editor—Sydor and colleagues studied trainee behaviour in a crisis situation, and trainee ability to challenge a decision by a consultant anaesthetist to administer blood to a patient who is a Jehovah’s Witness. This was described as unethical, although perhaps a better term would be ‘in breach of the law’. I would like to put it to the authors that unless the notes were shown to contain the pro...