**To start a PHI detection job** The following ``start-phi-detection-job`` example starts an asynchronous PHI entity detection job. :: aws comprehendmedical start-phi-detection-job \ --input-data-config "S3Bucket=comp-med-input" \ --output-data-config "S3Bucket=comp-med-output" \ --data-access-role-arn arn:aws:iam::867139942017:role/ComprehendMedicalBatchProcessingRole \ --language-code en Output:: { "JobId": "ab9887877365fe70299089371c043b96" } For more information, see `Batch APIs <https://docs.aws.amazon.com/comprehend-medical/latest/dev/textanalysis-batchapi.html>`__ in the *Amazon Comprehend Medical Developer Guide*.