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Altered configuration of Ayre's T-piece and closed suction ..:

Soumya S Nath ; Nandhini Nachimuthu ; Samiksha Parashar
http://www.ijaweb.org/article.asp?issn=0019-5049;year=2023;volume=67;issue=9;spage=843;epage=845;aulast=Nath.  , 2023