<s>[INST] Given an abstract text, please determine whether it contains any drug mentions. Provide a 'Yes' or 'No' answer based on the presence or absence of drugs. Abstract Text: Real World Evidence On Quality Of Life And Comparative Effectiveness Of Ustekinumab Vs Anti-Tnf In Crohn'S Disease With Propensity Score Adjustment: Maintenance Phase Results From The Prospective Observational Run-Cd Study[/INST] Yes</s>