Word: vaccinees
(lookup in dictionary)
(lookup stats)
Dates: during 1950-1959
Sort By: most recent first
(reverse)
Like birds in the spring, polio moves northward over the nation from the South. This year, the fifth since Salk vaccine was introduced, it began in Florida and southern Texas, hit hardest at Mexicans. Last week it struck the Middle West, with concentrated epidemics among slum-dwelling Negroes in Des...
National Immunity. Another theory developed in current polio studies: the big U.S. epidemics from 1948 to 1955 provided a kind of national immunity. Although 39 out of 100,000 people suffered serious attacks of the disease in those years, 500 to 1,000 out of every 100,000 got mild...
Despite the continuance of polio, Surgeon General Leroy E. Burney of the PHS said last week that the Salk killed-virus vaccine has proved 90% effective. The trouble is that an estimated 40 million Americans in the susceptible undergo age group have not taken the shots.
Yeshiva University Jonas E. Salk, physician, developer of polio vaccine L.H.D.
If its apparent effectiveness is confirmed, airborne vaccination will have a cost advantage over multiple BCG punctures in the arm, because it requires far less vaccine. And Dr. Middlebrook believes that his method will interfere less with the standard tuberculin skin test for TB infection. Obscured results in this test...