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OBJECTIVE The authors hypothesized that average precardiopulmonary bypass (pre-CPB) transesophageal echocardiographic (TEE) mean gradient (PGm) and aortic valve area (AVA) values would be(More)
Sir: The emergence of new molecular genetic markers has rejuvenated old arguments about species concepts in Cannabis. We adhere to a broader circumscription of Cannabis sativa than McPartland and(More)
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