%P 390-392 %J American Journal of Respiratory and Critical Care Medicine %N 3 %C United States %V 199 %L discovery10060451 %T Reply to: Different Background, Short Duration, Inappropriate Participants May Harm Your Conclusion %O This version is the author accepted manuscript. For information on re-use, please refer to the publisher’s terms and conditions. %D 2019 %A KR Chapman %A JR Hurst %A RB Fogel %A P Pfister %A K Kostikas %A JA Wedzicha %A SUNSET investigators