title: Shigella sonnei phage typing Czechoslovakia.
mesh_terms: D001434:Bacteriophage Typing; D003604:Czechoslovakia; D004196:Disease Outbreaks; D004352:Drug Resistance, Microbial; D004405:Dysentery, Bacillary / Q000382:microbiology; D006801:Humans; D012621:Seasons; D012764:Shigella sonnei / Q000145:classification* / Q000187:drug effects / Q000302:isolation & purification