Range:
Subjects: Age groups; Social networking Web sites; Social networks; Students; Universities
Subjects: Age groups; Curriculum development; Students; Teaching methods
Subjects: Age groups; Cerebrospinal fluid; Hospitals; Mansoura (Egypt); Meningitis
Subjects: Age groups; Dialects; Iraq; Mother tongue
Subjects: Age groups; Cultural awareness; Educational institutions; Football; Researchers
Subjects: Age groups; Traffic accidents
Subjects: Age groups; Industries; Job satisfaction; Petroleum; Regression analysis
Subjects: Age groups; Regression analysis; Researchers; Transformational leadership
Subjects: Age groups; Case studies; Electronic mail; Psychological health; Secondary schools
Subjects: Age groups; Classical Arabic
Subjects: Activities; Age groups; Open spaces; Public health; Urban areas
Subjects: Age groups; Brand loyalty; Follicle-stimulating hormone; Gonads; Persons
Subjects: Age groups; Algeria; Drugs; Samples; Society
Subjects: Age groups; Case studies; Elderly; Football; Physical fitness
Subjects: Age groups; Coronavirus; Hospitals; Patients; Symptoms
Subjects: Age groups; Hepatitis C virus; Medical examinations; Virus diseases; Viruses
Subjects: Age groups; Antibiotics; Drug resistance; Microorganisms; Urinary tract
Subjects: Age groups; Content analysis; Elderly; Medical care; Mortality
Subjects: Civil and political rights; Ecology; Elections; Political participation; Social sciences
Subjects: Age groups; Digestive system; Liver; Medical care; Viruses
Subjects: Age groups; Diyala; Veterinary medicine
Subjects: Age groups; Citrus
Subjects: Age groups; Disorders; Iraq; Sleep
Subjects: Age; Age factors; Age groups; Diseases; Old age
Subjects: Age groups; Childhood; Family; Zinc; Children
Subjects: Age groups; Algeria; Employees; Employment; Employment policy
Subjects: Age groups; Electric power transmission lines; Generations; Safety measures
Subjects: Age groups; Childhood; Family; Children
Subjects: Age groups; Central nervous system; Childhood; Family; Children
Subjects: Age groups; Childhood; Family; Children; Teenagers
Subjects: Age groups; Childhood; Dentistry; Family; Children
Subjects: Qatar; Statistics; Age groups; Death
Subjects: Qatar; Statistics; Age groups; Children; Mortality
Subjects: Death certificates; Qatar; Statistics; Age groups
Subjects: Age groups; Childhood; Family; Mouth; Children
Subjects: Age groups; Childhood; Family; Children; Diseases
Subjects: Back; Pain; Saudi Arabia; Age groups; Diseases
Subjects: Statistics; Sudan; Age groups; Population
Subjects: Age groups; Childhood; Coccidiosis; Family; Children