Which of the following is true in academic writting and why?
1. It was shown in a study by Beck et al. that physical exercise has positive effect on depression.
2. It has been shown in a study by Bect et al. that physical exercise has positive effect on depression.
Thanks in Advance
mmoc Which of the following is true We won't know that unless we read the study ourselves.
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mmocWhich of the following is true
We won't know that unless we read the study ourselves.