Evaluate the performance of nucleic acid tests for determination of the presence of Influenza A H1 Virus nucleic acids Evaluate the performance of nucleic acid tests for determination of the presence of Influenza A H1 Virus nucleic acids NATtrol products are ready-to-use, inactivated full process controls designed to evaluate performance of molecular tests. They can be used for verification of assays, training of laboratory personnel and to monitor assay-kit lot performance. NATtrol products contain intact organisms and should be run in a manner similar to clinical specimens.