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| reference group | |||
| reference group (A group that is associated with another group so that their properties and the properties of the groups and fields they contain always match. If the properties of one group are changed, the other group is updated automatically) | |||
| critical group of the population; reference group of the population | |||
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groupe de reference : 8 צירופים, 6 נושאים |
| בריאות | 1 |
| האומות המאוחדות | 3 |
| חוֹק | 1 |
| טכנולוגית מידע | 1 |
| מכשירי חשמל | 1 |
| תַחְבּוּרָה | 1 |