Twitter Google Share on Facebook (redirected fromprimary polycythemia) Thesaurus Medical Encyclopedia Related to primary polycythemia:Polycythaemia,polycythemia vera,secondary polycythemia,Polycythemia rubra vera pol·y·cy·the·mi·a (pŏl′ē-sī-thē′mē-ə) ...
Preventive medicine Any intervention which ↓ risks of a particular disease–eg, ↓ cholesterol intake to ↓ risk of ASHD, or ↓ tobacco to ↓ risk of lung CA. See Healthy lifestyle,Prevention. Cf Secondary prevention Psychiatry Measures to prevent a mental disorder–eg,nutrition, substitute par...
Russell.Long-term trends of primary and secondary pollutant concentrations in Switzerland and their response to emission controls and economic changes[J]. Atmospheric Environment .2001(8)K. Kuebler,H. Bergh,A. G. Russell.Long term trends of primary and secondary pollutant concentrations in ...
Owing to the frequent accidents in primary and secondary schools (PSS) in China in the past decades, a systematic analysis of indicators influencing safety risks in PSS is critical to identifying preventive measures. A two-hierarchy structure of indicato
1.2.1 Primary and Secondary Energy Primary and secondary energy sources are the first stage of classification of different energy sources for electricity generation. Primary energy is the one that those sources that only engross insertion or exertion with or without partition from contiguous material, ...
Primary and secondary pollutant modelsUltra-parabolic equationDegeneracyFinite volume methodA splitting numerical method is proposed to study the effect of gravitational settling velocity and chemical reaction on pollutants emitted from a point source on the boundary of an urban area. The governing ultra-...
(1) An electronic interaction in which one device acts as the controller (the master) and initiates the commands, and the other devices (the slaves) respond accordingly. See master-slave communications. (2) An ordering of electronic devices in a primary-secondary sequence. For example, when a...
Values were then randomly imputed for the measurements below the LOQ, drawn between 0 and the limit from the log-normal distribution with the estimated mean and standard deviation. For single-pollutant analysis, linear (L) and the sum of linear + branched (L + B) forms of several...
Air pollutants can be classified as either primary or secondary pollutants. 1. What is the difference between these types of pollutants? 2. Provide at least two examples of each type of pollutant. What causes sedimentary rocks to fold? Define carcinogens and provide three examples ...
There are three forms of cancer prevention: (1) primary prevention, which aims to prevent the onset of disease by altering cancer risk behaviours (e.g., tobacco smoking) and contexts (e.g., high levels of air pollution) (2) secondary prevention, which encompasses screening and early diagnosi...