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| laboratory study | |||
| laboratory observation | |||
| biological testing | |||
| laboratory research; laboratory research Research carried out in a laboratory for testing chemical substances, growing tissues in cultures, or performing microbiological, biochemical, hematological, microscopical, immunological, parasitological tests, etc. | |||
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laboratorieundersogelse : 2 צירופים, 2 נושאים |
| מדעי הטבע | 1 |
| שירותים ממשלתיים, אדמיניסטרטיביים וציבוריים | 1 |