| D008297 |
Male |
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Males |
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| D008875 |
Middle Aged |
An adult aged 45 - 64 years. |
Middle Age |
|
| D009017 |
Morbidity |
The proportion of patients with a particular disease during a given year per given unit of population. |
Morbidities |
|
| D011890 |
Railroads |
Permanent roads having a line of rails fixed to ties and laid to gage, usually on a leveled or graded ballasted roadbed and providing a track for freight cars, passenger cars, and other rolling stock. Cars are designed to be drawn by locomotives or sometimes propelled by self-contained motors. (From Webster's 3d) The concept includes the organizational and administrative aspects of railroads as well. |
Subways,Railroad,Subway |
|
| D004185 |
Disability Evaluation |
Determination of the degree of a physical, mental, or emotional handicap. The diagnosis is applied to legal qualification for benefits and income under disability insurance and to eligibility for Social Security and workmen's compensation benefits. |
Disability Evaluations,Evaluation, Disability,Evaluations, Disability |
|
| D004781 |
Environmental Exposure |
The exposure to potentially harmful chemical, physical, or biological agents in the environment or to environmental factors that may include ionizing radiation, pathogenic organisms, or toxic chemicals. |
Exposure, Environmental,Environmental Exposures,Exposures, Environmental |
|
| D005260 |
Female |
|
Females |
|
| D006801 |
Humans |
Members of the species Homo sapiens. |
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man |
|
| D000041 |
Absenteeism |
Chronic absence from work or other duty. |
|
|
| D000293 |
Adolescent |
A person 13 to 18 years of age. |
Adolescence,Youth,Adolescents,Adolescents, Female,Adolescents, Male,Teenagers,Teens,Adolescent, Female,Adolescent, Male,Female Adolescent,Female Adolescents,Male Adolescent,Male Adolescents,Teen,Teenager,Youths |
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