Results 141 to 150 of about 2,439,631 (288)

The implementation of first‐trimester scanning at 10–13 weeks' gestation and the measurement of fetal nuchal translucency thickness in two maternity units [PDF]

open access: bronze, 1995
Pranav Pandya   +6 more
openalex   +1 more source

A tough nut to crack: performance measurement in specialist policing [PDF]

open access: yes
  As police forces worldwide increase the number of specialist units within their organisational structures, they require innovative performance measurement frameworks to properly evaluate the effectiveness of these units within the broader ...
Charl Crous, Zhivan Alach
core  

Prices, local measurement units and subsistence consumption in rural surveys: An econometric approach with an application to Ethiopia [PDF]

open access: yes
For many research problems in developing countries, some information on prices faced by households is required for the analysis, but these prices are not readily available from household surveys, nor is it straightforward to observe them, especially if ...
Bart Capéau, Stefan Dercon
core  

Angle Sensor Based on Multiple Optical Arm Amplification

open access: yesInternational Journal of Optics
Angle measurement technology, an essential geometric measurement technique, has extensive applications in manufacturing, aerospace, and other fields. It has become a focal point in the research of measurement technology.
Bai Zhang   +5 more
doaj   +1 more source

Radiometry of water turbidity measurements [PDF]

open access: yes
An examination of a number of measurements of turbidity reported in the literature reveals considerable variability in the definitions, units, and measurement techniques used.
Mccluney, W. R.
core   +1 more source

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