PAIN RESEARCH A pain killer without side effects Peter Stern + See all authors and affiliations Science 03 Mar 2017:Vol. 355, Issue 6328, pp. 920-921DOI: 10.1126/science.355.6328.920-h Peter SternFind this author on Google Scholar Find this author on PubMed Search for this author on this site Article Info & Metrics eLetters PDF You do not have access to the full text of this article, the first page of the PDF of this article appears below. Log in to view full text As a service to the community this article is available to view for free. Use your via AAAS ID to log in or register for a free account Register for Free Join/Subscribe Recommend a subscription to your library Help for librarians Order a single issue Free with registration Science research is available free with registration one year after initial publication. To get your free access please visit our registration form.