. 2021 Jul 23;65(7):512–518. doi: 10.4103/ija.IJA_64_21
Copyright: © 2021 Indian Journal of Anaesthesia
This is an open access journal, and articles are distributed under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 License, which allows others to remix, tweak, and build upon the work non-commercially, as long as appropriate credit is given and the new creations are licensed under the identical terms.
Figure 3.
CONSORT flow diagram