| https://jamanetwork.com/journals/jama/article-abstract/2671472?utm_source=twitter&utm_campaign=content-shareicons&utm_content=article_engagement&utm_medium=social&utm_term=021418&redirect=true |
| ID Number: 608 |
| Title: Guidelines for Inclusion of Patient-Reported Outcomes in Clinical Trial Protocols The SPIRIT-PRO Extension |