TY - EBOOK TI - Creating a value proposition for geriatric care [electronic resource] : the transformation of American healthcare AU - Powers, James S. SN - 9783319622705 PB - Springer PP - Cham : Springer, c2017. PY - 2017 UR - https://library.korea.ac.kr/detail/?cid=CAT000045993841&ctype=e