https://or.org/what_we_have_done/smischney-n-j-shaw-a-d-stapelfeldt-w-h-boero-i-j-chen-q-stevens-m-khanna-a-k-postoperative-hypotension-in-patients-discharged-to-the-intensive-care-unit-after-non-cardiac-surg/
Smischney, N. J., Shaw, A. D., Stapelfeldt, W. H., Boero, I. J., Chen, Q., Stevens, M., Khanna, A....