One advantage of complying with ICH E6 is that it helps meet regulatory requirements of which aspect?

Complying with ICH E6 guidelines offers a significant advantage by ensuring that clinical trial data meet regulatory requirements, which is essential for the drug marketing process. ICH E6, titled "Good Clinical Practice," sets forth standards for designing, conducting, recording, and reporting clinical trials. Regulatory authorities require that data generated from clinical trials be reliable, consistent, and of high quality to ensure the safety and efficacy of new drugs before granting marketing approval.

By adhering to these guidelines, sponsors and investigators can produce data that align with the standards expected by regulatory bodies such as the FDA or EMA. This strong alignment enhances the chances of successful approval and facilitates the marketing of new therapeutic products. The other options—while relevant to clinical research—do not directly correlate with the core regulatory requirements pertaining to drug marketing. For instance, patient recruitment strategies or clinical trial site selections, although important, are primarily concerned with operational aspects rather than meeting pre-marketing regulatory obligations.