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The patent is also registered with the World Intellectual Property Organization (PCT\/US2009\/039957), with patents or letters granted in several regions or countries, including Europe (2303373), Korea (10\u20131,540,948), New Zealand (588682), China (201310269076.X), Canada (2720976), Vietnam (13756), and India (7898\/DELNP\/2010). A patent has also been issued in Australia (2010241205) under a modified name. The patent holders are committed to the Global Access Policy () of the Bill & Melinda Gates Foundation. The rights to the Seattle-PAP device have been licensed to Draeger, which will have no role in the study. The remaining authors have no potentially competing interests.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Competing interests"}},{"value":"Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Publisher\u2019s Note"}}],"article-number":"63"}}