TY  - GEN
AU  - Anerud,A
AU  - Löe,H
AU  - Boysen,H
AU  - Smith,M
TI  - The natural history of periodontal disease in man. Changes in gingival health and oral hygiene before 40 years of age
SN  - 0022-3484
PY  - 1980///0616
KW  - Adolescent
KW  - Adult
KW  - Age Factors
KW  - Dental Plaque
KW  - epidemiology
KW  - Female
KW  - Gingivitis
KW  - Humans
KW  - Male
KW  - Norway
KW  - Oral Health
KW  - Oral Hygiene
KW  - Periodontal Diseases
KW  - Periodontal Index
KW  - Sri Lanka
N1  - Publication Type: Comparative Study; Journal Article
UR  - https://doi.org/10.1111/j.1600-0765.1979.tb00255.x
ER  -