Practical Electrical Units Popularly Explained

Obscure Nervous Diseases Popularly Explained

Medicinal plants popularly used in the Brazilian Tropical Atlantic Forest.

A survey of medicinal plants used by rural and urban inhabitants of the three cities of the Tropical Atlantic Forest, Region of Vale do Ribeira, State of São Paulo, Brazil was performed by means of 200 interviews with medicinal plant users and extractors and, traditional healers. One hundred fourteen herbal remedies were recorded and the following information reported: Latin, vernacular and Eng...

Multidrug resistant tuberculosis: practical lessons for HIV units.

The emergence of drug resistant and multidrug resistant (MDR) tuberculosis has been well documented in the United States and other parts of the world. Since 1990, at least ten nosocomial outbreaks ofMDR tuberculosis have been reported in the United States and Europe,'-' including two recent outbreaks in London.67 Most of those who developed tuberculosis in these outbreaks were HIVinfected patie...

A Study of Environmental Test Sequences for Electrical Units

Electrical units are operated by electrical and electronic components. An environmental test sequence is useful for testing electrical units to reduce reliability issues. This study introduces test sequence guidelines based on relevant principles and considerations for electronic testing according to International Standard IEC-60068-1 and the United States Military Standard MIL-STD-810G. Test s...

Electrical Quantities in Terms of the International System of Units

--The electrical International System of Units (SI) are defined and realized as DC electrical quantities. National Institute for Standards (NIS), Egypt maintains the DC voltage unit by using the DC Josephson Voltage Standard (JVS) as a primary standard for DC voltage adding to eight zener diode reference standards as DC voltage secondary standards. The JVS is used to provide traceability of ele...