{Reference Type}: Letter {Title}: Changes in use of high-priced new drugs and drug costs among residents of long-term care facilities under a bundled payment system: Case studies of dipeptidyl peptidase-4 inhibitors and direct oral anticoagulants. {Author}: Hamada S;Kojima T;Sakata N;Maruoka H;Hattori Y;Okochi J;Akishita M; {Journal}: Geriatr Gerontol Int {Volume}: 20 {Issue}: 9 {Year}: Sep 2020 {Factor}: 3.387 {DOI}: 10.1111/ggi.13994 {Abstract}: