| Qualifier English: | classification | ||||
| Qualifier Spanish: | 
                                clasificación                                        
                                        
                                                                                                                            
                                            
  | ||||
| Qualifier Portuguese: | classificação | ||||
| Qualifier French: | classification | ||||
| Entry term(s): | 
                                    hierarchies hierarchy systematics taxonomy  | 
                                            ||||
| RDF Unique Identifier: | https://id.nlm.nih.gov/mesh/Q000145 | ||||
| Scope note: | Used for taxonomic or other systematic or hierarchical classification systems. | 
                                    ||||
| Annotation: | subhead only; includes "taxonomy", "systematics", "hierarchies"; indexing policy: Manual 19.8.16; DF: /class or /CL | 
                                    ||||
| Allowable Qualifiers: | No qualifiers | ||||
| Online Note: | search policy: Online Manual; use: main heading/CL or CL (SH) or SUBS APPLY CL | 
                                                ||||
| History Note: | 66; used with Category B 1966; B-I 1967; B-I & N 1968-74; B-N 1975-79; A11 & B-N 1980-89; B-E, F2-4, G1-2, G12, I, J, M & N2-4 1990 forward | 
                                                ||||
| Entry Version: | CLASS | 
                                                ||||
| Abbreviation: | CL | ||||
| DeCS ID: | 22011 | ||||
| Unique ID: | Q000145 | ||||
| Documents indexed in the Virtual Health Library (VHL): | Click here to access the VHL documents | ||||
| Date Established: | 1966/01/01 | ||||
| Date of Entry: | 1973/12/27 | ||||
| Revision Date: | 2003/07/24 | 
                        
                                                                    
                        classification                                            
                                        - Preferred                                        
                                                                
                                
                        
                        
                        
                                                                    
                        systematics                                            
                                        - Narrower                                        
                                                                
                                
                                                                    
                        hierarchies                                            
                                        - Narrower                                        
                                                                
                                
                        
                        
                    
                
                | Concept UI | 
                                        
                                        M0030329 | 
                                
| Scope note | Used for taxonomic or other systematic or hierarchical classification systems. | 
| Preferred term | classification | 
| Entry term(s) | 
                                        
                                                                                            taxonomy                                                 | 
                                
| Concept UI | 
                                        
                                        M0030330 | 
                                
| Preferred term | systematics | 
| Concept UI | 
                                        
                                        M0030331 | 
                                
| Preferred term | hierarchies | 
| Entry term(s) | 
                                        
                                                                                            hierarchy                                                 | 
                                
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