Attack rates of bloody diarrhea, water and food supply, sanitation, and resistance to Nalidixic Acid of sd1 strains in the eleven camps considered.

Sources: Authors' unpublished data, [19], [29]�C[31].Note: Camps are ordered according to the attack rates of bloody diarrhea. Bold numbers indicate values under SPHERE minimum requirements (water supply20).aEvaluated at the beginning of the epidemic.b20 strains collected in Goma and Bukavu, most of them being resistant to nalidixic acid (no proportions provided by the authors).cReached 60% after a few weeks.d0.5 Liters at the arrival of refugees, 5 Liters after 11 days.