A sample may be cooled.Logical formLearned from18 sentences. Samples can be intact.Logical formLearned from18 sentences. Samples can be periodic.Logical formLearned from18 sentences. Samples can be from studies.Logical formLearned from18 sentences. Samples can be constituted-of-or-filled-with interest.Logical formLearned from18 sentences. Persons may have a sample.Logical formLearned from18 sentences. Some households can be in a sample.Logical formLearned from18 sentences. Samples may pertain-to foods.Logical formLearned from18 sentences. Samples may be sent to a lab.Logical formLearned from18 sentences. Tests can be on (blood samples).Logical formLearned from18 sentences. Respect can be to a sample.Logical formLearned from18 sentences. Samples can be for (dna testing).Logical formLearned from18 sentences. Disallowances may be based on samples.Logical formLearned from18 sentences. A sample may be made.Logical formLearned from18 sentences. An average may pertain-to samples.Logical formLearned from18 sentences.