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showing directly relevant items and documenting the treatment and analysis of the aerophilatelic material. Alternatively, an exhibit can be the study of stamps (including proofs and essays) and usages relating to Air Mail and...

strategy is to perform multiple PET scans to track the accumulation of endogenous metabolites such as amyloid. Alternatively, using MRI, some studies now inject contrast agents, either into the blood or into the CSF directly, and then...

then the vaccine continues to replicate until it gives the patient the very disease it was intending to prevent. Alternatively, a deranged immune response will lead to inflammatory conditions such as arthritis, pancreatitis, colitis...

selection strives to preserve DNA integrity, perfecting its maintenance is too costly in resources and time, alternatively spent on transcription and proliferation35, so species tolerate mutation rates that allow their survival36. The...