title: Demographic variables as predictors of hemoglobin levels in New Haven, Conn.
mesh_terms: D000328:Adult; D000368:Aged; D003237:Connecticut / Q000453:epidemiology; D015981:Epidemiologic Factors; D005260:Female; D006454:Hemoglobins / Q000032:analysis*; D006801:Humans; D008297:Male; D008875:Middle Aged; D012016:Reference Values
chemical_list: D006454:Hemoglobins