The incidence of chickenpox has declined with widespread use of live-attenuated varicella vaccine in infants (Journal Watch Feb 22 2002). To assess the vaccine's effectiveness, researchers ...
In the 1990s, hepatitis B and varicella (chicken pox) vaccines were added, and the polio vaccine shot (IPV) replaced the oral polio vaccine. Then, in 2000, the pneumococcal conjugate vaccine (PCV ...
and standalone chickenpox shot Varilrix last year. Merck also bundles the three paediatric vaccine sales into a single pot, reporting that MMR II, MMRV shot ProQuad and chickenpox vaccine Varivax ...