McFadden J J, Kunze Z M, Portaels F, Labrousse V, Rastogi N
Molecular Microbiology Group, School of Biological Sciences, University of Surrey, Guildford, Surrey, UK.
Res Microbiol. 1992 May;143(4):423-30, discussion 430-6. doi: 10.1016/0923-2508(92)90057-u.