101.   Henderson and other speakers at the meeting cited myriad problems if smallpox vaccine were to be offered to all Americans who want it.

102.   Hepatitis A vaccines are not mandatory for schoolchildren, but parents can get them for their children at county immunization clinics, he said.

103.   Health officials and scientists said Saturday that the anthrax vaccine is effective and safe.

104.   Hepatitis B also can cause chronic infections, but there is a vaccine against that pathogen.

105.   However, even with these medications, the influenza vaccine is still your first line of defense against the flu.

106.   However, the Food and Drug Administration has maintained the vaccines were and are safe.

107.   How, then, is a vaccine to be thoroughly tried?

108.   However, there is no vaccine available to the public to protect against a very real threat that is already here, namely anthrax.

109.   If a laboratory vaccine can be developed, the fastest a commercial vaccine could be produced would be about six months.

110.   If financial support is forthcoming, a cavity vaccine could be widely available by the end of the decade.

n. + be >>共 1635
problem 0.82%
people 0.79%
company 0.71%
result 0.67%
thing 0.63%
report 0.57%
question 0.56%
official 0.55%
time 0.53%
issue 0.48%
vaccine 0.03%
vaccine + v. >>共 159
be 41.06%
work 4.50%
cause 3.91%
protect 3.32%
have 2.93%
exist 2.64%
prevent 2.15%
use 2.15%
make 1.66%
contain 1.27%
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