The phrase "are needed in order to verify" is correct and usable in written English.
It can be used when discussing requirements or prerequisites for confirming or validating something.
Example: "The documents are needed in order to verify your identity before granting access."
Alternatives: "are required to confirm" or "are necessary to validate".
Prospective studies are needed in order to verify whether sleep disturbances during cocaine and cannabis withdrawal predict treatment outcome.
As well clinical studies are needed in order to verify findings from animal studies.
However, more and larger studies with better response rates are needed in order to verify the results.
However, studies with larger samples are needed in order to verify such conclusion before general clinical recommendations can be derived.
Studies with a larger sample size are needed in order to verify or amend these preliminary results.
Prospective studies are needed in order to verify the correlation between sleep problems and relapse, such as whether sleep disturbances during illicit drug withdrawal predict treatment outcome.
An authentication tool might also be needed in order to verify the integrity.
Further, repeated testing under conditions where the mean mix of sources for the population is controlled are needed in order to fully verify this technique and estimate the error in the population mean mix of sources.
Future studies with larger samples and participation of multiple medical schools are needed in order to clearly verify this phenomenon and elucidate factors predicting attitudes and future behaviors of medical students.
Further functional experimental studies will be needed in order to fully verify these as real ncRNAs since transcription does not imply function.
More research on these relationships is clearly needed in order to verify and better explain our findings.
