RT Journal A1 Huszar RJ T1 AIr curtains for patient isolation JF JAMA JO JAMA YR 1969 FD January 20 VO 207 IS 3 SP 549 OP 551 DO 10.1001/jama.1969.03150160061014 UL http://dx.doi.org/10.1001/jama.1969.03150160061014 AB A unique reverse isolation unit with ultrafilters and protective curtains of air provides an ideal environment for patients whose illness or therapy or both leave them especially infection-prone. Preliminary studies indicate that the enclosure is 97% to 99% effective in protecting the patient from contamination.