S723 Improvements in Work Productivity Loss and Associated Cost Reductions with Ustekinumab and Adalimumab in Biologic-Naïve Patients with Moderately-to-Severely Active Crohn's Disease: Results From the SEAVUE Study. (October 2021) - Ding, Zhijie; Muser, Erik; Hoops, Timothy; Izanec, James L.; Ma, Tony; Gao, Long-Long; Gasink, Christopher