<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 Clinical Effectiveness And Safety Of Vedolizumab And Ustekinumab In Biologic-Naive Patients With Crohn'S Disease:Results From The Evolve Expansion Study[/INST] Yes</s>