| 109423-4 | Echovirus 4 Ab (Body Fluid) |
| 109897-9 | Echovirus 4 Ab (CSF) |
| 110960-2 | Echovirus 4 Ab |
| 16803-9 | Echovirus 4 Ab (complement fixation) |
| 22276-0 | Echovirus 4 Ab (CSF) |
| 22277-8 | Echovirus 4 Ab |
| 30335-4 | Echovirus 4 Ab (qualitative, complement fixation) |
| 31059-9 | Echovirus 4 Ab (Body Fluid, complement fixation) |
| 31354-4 | Echovirus 4 Ab (CSF) |
| 31355-1 | Echovirus 4 Ab (Body Fluid) |
| 31356-9 | Echovirus 4 Ab (qualitative) |
| 34724-5 | Echovirus 4 Ab (CSF, qualitative) |
| 43042-1 | Echovirus 4 Ab (Body Fluid) |
| 5143-3 | Echovirus 4 Ab (complement fixation) |
| 7869-1 | Echovirus 4 Ab |
| 9519-0 | Echovirus 4 Ab (CSF, complement fixation) |