Then, these entities were subdivided into subclasses as shown in Tables 1, 2 and 3.
There is an increasing recognition that the macromolecular materials in meteorites are not single entities but can be subdivided into fractions with different thermal stabilities (Komiya et al., 1993; Okumura and Mimura, 2011).
Inherited myotonias include dystrophic and non-dystrophic diseases and can be subdivided in various disease entities on the basis of clinical phenotype and genotype (Matthews et al., 2010; Rayan and Hanna, 2010; Trivedi et al., 2013b).
Gastric malignancy can be subdivided into diffuse and intestinal pathologic entities that have different epidemiological and prognostic features.
Interstitial lung involvements of CTD are usually referred to as interstitial pneumonia, which is further subdivided into several histopathological or radiological entities, including usual interstitial pneumonia (UIP), nonspecific interstitial pneumonia (NSIP), and organizing pneumonia (OP).
The ontology deals with questions concerning what entities exist or can be said to exist, and how such entities can be grouped, related within a hierarchy, and subdivided according to similarities and differences.
To illustrate the type of information available, Table 2 shows examples of numbers of patients with given disease entities by subtype, and these data can be further subdivided by sex and age.
Each diagnostic entity is defined, followed by the clinical features, which are subdivided into epidemiology, presentation, and treatment.
Ethiopia is subdivided into regions which are semi-autonomous administrative entities with geographic boundaries and specific ethnic distribution.
The indicated bioindicator groups are currently being subdivided in subgroups in order to follow better-defined entities more specifically, as outlined above (see 'Changing process conditions and microbial community structure' section).
