BCG is a vaccine used to prevent tuberculosis (TB), but itâs also an effective treatment for some non-invasive bladder cancers. Itâs given directly into the bladder (intravesical).BCG is a type of immunotherapy drug and doctors arenât sure exactly how it works in bladder cancer.CG is a vaccine used to prevent tuberculosis (TB), but itâs also an effective treatment for some non-invasive bladder cancers. Itâs given directly into the bladder (intravesical).
Freebase(0.00 / 0 votes)Rate this definition: CD-ROM. A CD-ROM is a pre-pressed compact disc which contains data. The name is an acronym which stands for Compact Disc Read-only Memory. Computers can read CD-ROMs, but cannot write on them.
CD-RW. A CD-RW is a rewritable optical disc. It was introduced in 1997, and was known as CD-Writable during development. It was preceded by the CD-MO, which was never commercially released. CD-RW disc require a more sensitive laser optics.Also, CD-RWs cannot be read in some CD-ROM drives built prior to 1997.CD-ROM drives will bear a MultiRead certification to show compatibility.t was preceded by the CD-MO, which was never commercially released. CD-RW disc require a more sensitive laser optics. Also, CD-RWs cannot be read in some CD-ROM drives built prior to 1997. CD-ROM drives will bear a MultiRead certification to show compatibility.