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| социальная шкала | |||
| социальная лестница (Many elite women had wet-nurses – other women, often lower down the social scale, who breastfed their babies for them. Pokki); социальная иерархия (Many elite women had wet-nurses – other women, often lower down the social scale, who breastfed their babies for them. Pokki) | |||
| social scale: 35 a las frases, 11 temas |
| Ensayo clínico | 1 |
| Finanzas | 1 |
| General | 1 |
| Makárov | 11 |
| Medicina | 3 |
| Medicina aeronáutica | 1 |
| Naciones unidas | 1 |
| Nombre de la organización | 2 |
| Psicología | 1 |
| Psiquiatría | 7 |
| Sociología | 6 |