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-R (for Compact Disk, recordable) is a type of write once, read many (WORM) CD format that allows one-time recording on a disk. The CD-R (as well as the CD-RW) format was introduced by Philips and Sony in their 1988 specification document, the Orange Book. Multisession CD is a recordable CD (like a CD-R) that allows data to be recorded to a disc in more than one recording session. If there is free space left on the CD after the first session, additional data can be written to it at a later date.