Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleEffect of demand frequency on lockout period. The Abbott Provider 5500 Patient-Controlled Analgesia machine.AuthorsMilner, A R; Harwood, R J; Millard, J; Bogod, D G; Curran, J PPublicationAnaesthesia, 1995, Vol 50, Issue 6, p526ISSN0003-2409Publication typejournal articleDOI10.1111/j.1365-2044.1995.tb06045.x