1. Clinical rheumatology, a problem-oriented approach;Moskowitz,1975
2. Rheumatic diseases, diagnosis and management;Katz,1977
3. Osteoarthritis as a misdiagnosis in elderly patients;Spiera;Geriatrics,1987
4. Rheumatic diseases, diagnosis and management;Katz,1977
5. General approach to the rheumatic disease patient;Fries,1985