Example sentences of "each [noun] [was/were] then [verb] " in BNC.

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1 The mean amplitude at each level was then plotted on charts where the 90th and 10th percentiles of pressure at these levels in our previously defined normal volunteers were represented by horizontal boxes ( Fig 1 ) .
2 Correlations between pairs of measures across the 40 junctions were calculated for each subject individually , the 30 correlations obtained in each case were then averaged using Fisher 's z transformation ( Silver and Dunlap 1987 ) .
3 Each piece was then incubated for 20 minutes at 37°C in 20 ml trypsin-EDTA ( 0.5 g trypsin 1/250 and 0.2 g EDTA.4 Na/1 , in Hanks 's balanced solution , Ca++ and Mg++ free ( Sigma Chemical Co Ltd ) ) suficient to cover the tissue completely .
4 The centre of each side was then painted with light green oxide and the remaining corner squares were filled in with a mixture of ultramarine violet and titanium white .
5 The expected numbers in each stratum were then summed to give an overall expected number ; and this was compared with the observed number of subjects with motor neurone disease and multiple sclerosis who had a previous admission for peptic ulcer .
6 The cost of each accident was then assessed and a judgement made on whether it would have been cost effective to prevent it .
7 Each sample was then centrifuged for five minutes at 10000 g and the supernatant labelled and stored at -20°C until assayed .
8 Proton concentrations for each sample were then calculated from the hydrogen ion activity and the combined sodium and potassium concentrations .
9 The probability of each parse was then calculated and the most probable parse selected .
10 Each count was then corrected for any chromium-51 crossover into the indium-111 channel which is negitable if performed on completion of the study .
11 Interpolated data from each subject were then used to calculate the mean gastric emptying curves .
12 Completed in this form the schedule for each subject was then scored ( by GSC ) , using the rules contained in the SADS-L .
13 Final budgets for each centre were then integrated into each MINIS round , and the Treasury and Civil Service Select Committee ( 1982 , vol. 1 , p. xi ) — perceiving the implications for other departments — recommended the extension of MINIS ‘ or its equivalent ’ to all main central departments .
14 Each pair was then placed in an isolated cubicle .
15 Each pair was then placed in an isolated cubicle .
16 One member of each group , partner A , was assigned a partner from the other group , partner B. Each pair was then placed in an isolated cubicle .
17 Each pair was then placed in an isolated cubicle .
18 Each pair was then placed in an isolated cubicle .
19 Each pair was then vortex mixed for six seconds and centrifuged for 10 seconds , the supernatant stored , and the procedure repeated .
20 Each pair was then vortex mixed for six seconds and centrifuged for 10 seconds .
21 Costs for each patient were then calculated by multiplying the mean cost per procedure by the number of procedures performed on them .
22 Each partner was then tested with a verbal task ( trigrams or words ) and a spatial task ( dot location or dot counting ) for partners A and B respectively .
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