Relationship between American Society of Anesthesiologists (ASA) grade and 1-year mortality in nonagenarians undergoing hip fracture surgery
Crossref DOI link: https://doi.org/10.1007/s00198-014-2931-y
Published Online: 2014-10-10
Published Print: 2015-03
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Liu, Y.
Peng, M.
Lin, L.
Liu, X.
Qin, Y.
Hou, X.
Text and Data Mining valid from 2014-10-10