Example sentences of "over a [adj] period of [adj] " in BNC.
Next page| No | Sentence |
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| 1 | In April responsibility for funding residential and nursing home care will be transferred from the Department of Social Security to local authority social services departments over a phased period of four years . |
| 2 | One other study , in which a group of 341 epidemiologists had H pylori antibody state assessed over a mean period of 8.5 years , also showed a low rate of serovonversion to a positive antibody state over time , ( 0.49% per person year ) . |
| 3 | Sickness absence records of 9072 participants ( 88% of the total sample ) were examined over a mean period of 20 ( range 0.3–39.6 ) months . |
| 4 | The total number of pieces of gum used in the first day should be gradually reduced over a subsequent period of ten days . |
| 5 | Improvement was maintained over a follow-up period of six months . |