(Sampling tubes) may be employed.Logical formLearned from2 sentences. Sampling may present problems.Logical formLearned from2 sentences. Results may pertain-to a (blood sampling test).Logical formLearned from2 sentences. Surveillance may consist of (blood sampling).Logical formLearned from2 sentences. (Sampling strategies) may make a use of resources.Logical formLearned from2 sentences. (Sampling techniques) can be particulate.Logical formLearned from2 sentences. A chemist may perform a sampling.Logical formLearned from2 sentences. Sampling may be discontinued.Logical formLearned from2 sentences. Sampling may undergo an evaluation.Logical formLearned from2 sentences. (Air sampling efforts) may include samples of workers.Logical formLearned from2 sentences. (Chemical sampling) may be used by occupational health.Logical formLearned from2 sentences. A type of (air monitoring method) may depend on a purpose of a sampling.Logical formLearned from2 sentences. Samplings can be from a series of programs.Logical formLearned from2 sentences. A pattern of sampling may reflect (power relationships).Logical formLearned from2 sentences. Sampling may assume that something-is-the-case.Logical formLearned from2 sentences.