| 424 / | HD | DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS |
| 184.1 | DF | ANTIGEN, EPITOPE, OR OTHER IMMUNOSPECIFIC IMMUNOEFFECTOR (E.G., IMMUNOSPECIFIC VACCINE, IMMUNOSPECIFIC STIMULATOR OF CELL-MEDIATED IMMUNITY, IMMUNOSPECIFIC TOLEROGEN, IMMUNOSPECIFIC IMMUNOSUPPRESSOR, ETC.) {15} |
| 204.1 | DF | .~ Virus or component thereof {13} |
| 205.1 | DF | .~.~ Reassortant or deletion mutant virus {1} |
| 206.1 | | .~.~.~ Influenza virus |