RT Journal Article SR Electronic T1 Antibacterial action of combinations of colistin and the sulphonamides. JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 745 DO 10.1136/jcp.22.6.745-a VO 22 IS 6 A1 N A Simmons YR 1969 UL http://jcp.bmj.com/content/22/6/745.1.abstract AB