 |
| |||
| sample survey; experimental sample survey; pilot inquiry; trial survey | |||
| pre-test | |||
| pilot survey; pilot sample | |||
|
proveundersogelse : 1 a las frases, 1 temas |
| Farmacia y farmacología | 1 |
|
| |||
| sample survey; experimental sample survey; pilot inquiry; trial survey | |||
| pre-test | |||
| pilot survey; pilot sample | |||
|
proveundersogelse : 1 a las frases, 1 temas |
| Farmacia y farmacología | 1 |