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- [31] SURVEY OF NEEDS FOR DENTAL CARE 1965 .2. DENTAL NEEDS ACCORDING TO AGE AND SEX OF PATIENTS JOURNAL OF THE AMERICAN DENTAL ASSOCIATION, 1966, 73 (06): : 1355 - &
- [32] 1968 SURVEY OF DENTAL PRACTICE .6. DENTISTS WORK WEEK AND WORK YEAR JOURNAL OF THE AMERICAN DENTAL ASSOCIATION, 1969, 79 (02): : 375 - &
- [35] 1968 SURVEY OF DENTAL PRACTICE .X. SOME ASPECTS OF DENTISTS PROFESSIONAL DEVELOPMENT JOURNAL OF THE AMERICAN DENTAL ASSOCIATION, 1969, 79 (04): : 918 - &
- [36] 1962 SURVEY OF DENTAL PRACTICE .6. DENTISTS WORK WEEK AND WORK YEAR JOURNAL OF THE AMERICAN DENTAL ASSOCIATION, 1963, 67 (02): : 323 - &
- [38] 1965 SURVEY OF DENTAL PRACTICE .6. DENTISTS WORK WEEK AND WORK YEAR JOURNAL OF THE AMERICAN DENTAL ASSOCIATION, 1966, 73 (01): : 138 - &
- [40] SURVEY OF DENTISTS OVER 60 .2. ILLNESSES AND INJURIES JOURNAL OF THE AMERICAN DENTAL ASSOCIATION, 1963, 67 (04): : 539 - &