Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleThe efficacy of sighs in patients with COPD undergoing general anesthesia and controlled ventilation.AuthorsBiddle C; Epps L; Hassanein RPublicationAANA Journal, 1989, Vol 57, Issue 2, p131ISSN0094-6354Publication typeJournal Article