1. Chronic conditions causing limitations of activities;U.S. National Health Survey,1959
2. Medical care and family income;U.S. National Health Survey,1964
3. On measurement of prevalence of Arthritis and Rheumatism from interview data;Cobb;J. chron. Dis.,1956
4. The relation of symptoms to osteoarthrosis;Cobb;J. chron. Dis.,1957
5. Arthritis and Rheumatism reported in interviews;U.S. National Health Survey,1960