When a research intervention (before-and-after introduction of a massive hemorrhage protocol performed with high plasma and platelet:RBC ratios) was reported, improved survival was shown in three studies [ 135, 344, 355], but not in a further study [ 404].
Marking the animals of the herd owner could be considered in a further study, but even that does not guarantee the completeness of data.
Based on results from this and other studies, antithrombotic therapy may be essential for high‐risk prostate cancer patients, but a further case control study is needed.
Our findings can be construed to support such an opinion, but further study is necessary to verify this point.
The authors concluded that the effect of repeated injections should be assessed in a multicentre trial, but no further study was found on inspection of the Current Controlled Trials database on 5 November 2014.
For tungsten and antimony, these results need to be interpreted cautiously in the context of an exploratory analysis but deserve further study.
Dr. Bulow called Dr. Crawford's proposal "potentially a significant step forward" but said further study was needed to see how well it might work.
It is beyond the scope of this paper to engage in such an analysis here, but further study on these questions is merited.
But further study has a hefty price tag, with most courses costing from £3,000 to £10,000.
No sex or age difference in contamination levels were found but further study and a larger sample size is needed to confirm the lack of a difference.
