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volatile emissions are screened using a gas chromatograph connected to a mass selective detector (MSD) and solid phase microextraction (SPME) field sampler

While the research is exciting, its crucial that we understand the risks, benefits, and limitations of using cannabis for IBS symptoms

These data justified retaining a cutoff level of 15 years for defining childhood smoking for our investigation of its relation to HRQOL

Fifth, the approximately equal distribution of participants across the four ethnic groups, rather than reflecting their actual population proportions, may limit the generalizability of prevalence estimates