Last search of URLs in 2 January 2019.
AGREE, Appraisal of Guidelines for Research and Evaluation; ARRIVE, Animal Research: Reporting of In Vivo Experiments; CARE, CAse REport; CHEERS, Consolidated Health Economic Evaluation Reporting Standards; CIRCLe SMT, Consensus on Interventions Reporting Criteria List for Spinal Manipulative Therapy; CORE, Clarity and Openness in Reporting; CONSORT, Consolidated Standards of Reporting Trials; EQUATOR, Enhancing the QUAlity and Transparency Of health Research; GATHER, Guidelines for Accurate and Transparent Health Estimates Reporting; MORECare, Methods of Researching End of life Care; ORION, Outbreak Reports and Intervention Studies of Nosocomial Infection; PROCESS, Preferred Reporting of Case Series in Surgery; PRISMA, Preferred Reporting Items for Systematic Reviews and Meta-Analyses; REFLECT, Reporting Guidelines for Randomised Controlled Trials for Livestock and Food Safety; RIGHT, Essential Reporting Items for Practice Guidelines in Healthcare; RRID, Resource Identification Initiative; SCARE, Surgical Case Reports Guidelines; SCRIBE, Single-Case Reporting Guideline in Behavioural Interventions; SPIRIT, Standard Protocol Items: Recommendations for Interventional Trials; SQUIRE, Standards for Quality Improvement Reporting Excellence; STROCSS, Strengthening the Reporting of Cohort Studies in Surgery; STARD, Standards for Reporting of Diagnostic Accuracy; STROBE, Strengthening the Reporting of Observational Studies in Epidemiology; TREND, Transparent Reporting of Evaluations with Non-randomised Designs; TRIPOD, Transparent Reporting of a multivariable prediction model for Individual Prognosis Or Diagnosis.