Random sera, in a total of 192, were collected in the Fever Hospital of Ale
xandria, Egypt, and analysed for the presence of antibodies against poliovi
ruses. The results show good antibody levels, only three sera (1.5%) were n
egative for poliovirus type 1, 5 (2.6%) for poliovirus type 2 and 10 (5.2%)
for poliovirus type 3; one subject was completely negative.