128 More research is required to determine the efficacy of …. It would be interesting to assess the effects of …. It would be interesting to compare experiences of individuals within the same … . It is recommended that further research be undertaken in the following areas: It is suggested that the association of these factors is investigated in future studies. Further work needs to be done to establish whether …. Further research is needed to account for the varying …. Further research might explore/investigate …. Further research in this field would be of great help in …. Further research regarding the role of X would be worthwhile/interesting. Further investigation and experimentation into X is strongly recommended. Further experimental investigations are needed to estimate …. A further study could assess the long-term effects of …. Further research needs to examine more closely the links between X and Y. Future trials should assess the impact of …. Future research should therefore concentrate on the investigation of …. A future study investigating X would be very interesting.
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