The phrase "areas reference" is not correct in standard written English.
It seems to be an incomplete or incorrect expression, possibly intended to refer to "area reference" or "reference areas."
Example: "Please provide the area reference for the map coordinates you mentioned."
Alternatives: "area reference" or "reference areas."
Residential area was separated according to population density: metropolitan areas, city areas, rural areas and sparsely populated areas (reference).
Smokers from urban areas have significantly more intention to quit smoking (OR = 1.24) than smokers from rural areas (reference group).
For type of living area: urban/semi-urban areas (reference group) were compared with semirural/rural areas.
Comparing with smokers from rural areas (reference group), smokers from urban areas are less likely affected by smoking bans in public places (OR = 0.82).
The overall pattern of coherence is shown in detail in Figure 6 (and Supplementary Table S3) and reveals functional connectivity effects (statistical maps of significant theta phase-coherence effects) in relation to "seed" areas (reference sites) taken from the previous theta-power source analyses.
The early work of the Markle Communications for Health group has revealed a need for standards in the following areas: reference information models (RIM), data types, terminology, clinical documents, clinical templates, data interchange, implementation manuals, rules, tool sets, terminology services, security, identifiers, and guidelines.
Independently-derived Landsat ETM+ burned-area reference data was used for validation purposes.
After the interviews, 24-hour noise measurements were made at the area reference points in the three cities.
Noise exposures at all respondents' houses were estimated by measuring relative noise levels to the respective area reference points.
Figure 4 Simulation of the sediment input into surface waters in the Miyun catchment area (reference year 2009).
We extend this basic methodology to improve stratification and sample allocation, key elements of a sampling design used to collect burned area reference data.
