P1683: PERSISTENT HYPERCOAGULABILITY, ENDOTHELIOPATHY AND INFLAMMATION IN COVID-19 PATIENTS APPROXIMATING 1 YEAR AFTER RECOVERY. (23rd June 2022) - Fan, B. E.; Wong, S. W.; Sum, C. L. L.; Lim, G. H.; Leung, B. P.; Dalan, R.; Young, B. E.; Lye, D. C.; Cheung, C.; Ramanathan, K.; Tan, C. W.; Yap, E. S.; et al.