| group 1 | group B |
|---|---|
| Group 2 | Group 1 |
| group 3 | group 1 |
| Group 4 | group |
| Group A | group 1 |
| group A | groups, 20 patients |
| group B | group A |
| Group C | Group |
| Group D | group |
| Group I | group |
| C Group | Control group |
|---|---|
| ACTG | AIDS Clinical Trials Group |
| ACG | Ambulatory Care Group |
| AN-DRG | Australian National Diagnosis Related Group |
| BGA | Blood group antigen |