The Evolution, Current Value, and Future of the American Society of Anesthesiologists Physical Status Classification System
Anesthesiology (Philadelphia), 2021-11, Vol.135 (5), p.904-919 [Peer Reviewed Journal]Copyright © 2021, the American Society of Anesthesiologists. All Rights Reserved. ;ISSN: 0003-3022 ;EISSN: 1528-1175 ;DOI: 10.1097/ALN.0000000000003947 ;PMID: 34491303
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