| 摘要 |
Devices are provided for use in medical diagnostics which include a substrate, a plurality of discrete reservoirs located in the substrate, each reservoir having at least one opening, at least one diagnostic substance contained in each reservoir, and at least one non-degradable barrier layer covering each reservoir opening, the barrier layer being permeable to an agent to be detected, wherein the diagnostic substance remains inside the reservoirs and can react with the agent to be detected.
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