知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。 Overall health care providers dealing with kids who are actually vaccinated with BCG must also understand that tuberculin reactivity is probably going during the initial two a long time right after BCG administration into the newborn. Many BCG doses (as practiced in certain countries) will increase anyone's https://video88654.luwebs.com/35363846/not-known-details-about-pat