The varicella zoster vaccine to protect children against the common childhood disease known as chicken pox was approved for use in the United States in the early 1990s. It was tested in Japan in the 1970s, and in the United...
Keywords: Varicella zoster (chicken pox) vaccine, Varicella zoster (chicken pox) vaccine, Varicella zoster (chicken pox) vaccine, Varicella zoster
Read More