[1] Natl Univ Singapore, Alice Lee Ctr Nursing Studies, Yong Loo Lin Sch Med, Singapore, Singapore
[2] Natl Univ Singapore Hosp, Dept Med, Div Adv Internal Med, Singapore, Singapore
[3] MOH Off Healthcare Transformat, Singapore, Singapore
[4] Natl Univ Hlth Syst, Alexandra Hosp, Dept Phannacy, Singapore, Singapore
[5] Natl Univ Singapore, Fac Sci, Dept Pharm, Singapore, Singapore
[6] Univ Illinois, Sch Publ Hlth, Chicago, IL USA
[7] Natl Univ Hlth Syst, Med Affairs Res Innovat & Enterprise, Alexandra Hosp, Singapore, Singapore
[8] Natl Univ Singapore, Yong Loo Lin Sch Med, Singapore, Singapore