The relation of the urban environment to health: implications for prevention.
D000367:Age Factors; D003140:Communicable Disease Control; D003441:Crowding; D004782:Environmental Health; D006126:Group Processes; D006798:Housing; D006801:Humans; D007398:Interpersonal Relations; D011156:Population Density; D011315:Preventive Medicine; D012917:Social Adjustment; D012930:Social Dominance; D012959:Socioeconomic Factors; D014505:Urban Population