Frequency of physical activity and blood pressure levels among persons with type 2 diabetes at a public health center in Southwest Trinidad

Aim: To determine the association between the frequency of physical activity and blood pressure (BP) levels among persons with type 2 diabetes at a public health center in Southwest Trinidad.Settings and Design: In 2011, the Penal Health Center, Diabetes Patient Self-Care Study enrolled 523 persons with type 2 diabetes in routine care in Southwest

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Selenium as an indicator element in geochemical exploration

Selenium is always present in sulphide ores and can be used as an indicator element in the geochemical exploration of those ores.Being an anion selenium also gives information, e.g., about ore type, that cannot be obtained through the analysis of cations alone.When sulphides weather in acid soils selenium is oxidized to elemental form or to selenit

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