Working class Medical care 4 Occupational diseases 4 Health aspects 3 Accidents 2 Industrial hygiene 2 Occupational Diseases 2 more ... Prevention 2 Accident Prevention 1 Economic aspects 1 Health and hygiene 1 Health insurance 1 Health services accessibility 1 London (England) 1 Marginality, Social 1 Medically uninsured persons 1 Occupational Medicine 1 Poor 1 Right to health 1 School Health Services 1 Schools 1 Social aspects 1 Social classes 1 Social conditions 1 less ...