Columbia subject headings:
Baltimore (Md.)--Social conditions.
Families--Maryland--Baltimore.
Housing--Maryland--Baltimore.
Public health--Maryland--Baltimore.
Harvard subject headings:
Baltimore (Md.)--Social conditions.
Families--Maryland--Baltimore.
Housing--Maryland--Baltimore.
Public health--Maryland--Baltimore.
Princeton subject headings:
Baltimore (Md.)--Social conditions.
Families--Maryland--Baltimore.
Housing--Maryland--Baltimore.
Public health--Maryland--Baltimore.