Example of Proper Usage:

'ECoG BMI for Motor and Speech Control' → 'Study Completion Date' → 'August 15, 2030' is correct, citation: https://clinicaltrials.gov/ct2/show/NCT03698149.

Example of Improper Usage:

'ECoG BMI for Motor and Speech Control' → 'Study Completion Date' → 'August 15, 2025', is incorrect because it is the Primary completion date, which measures a different phase in the trial.