共 14 条
[1]
ARONOW WS, 1983, PREVENTION CORONARY, P51
[3]
BERGSTROM J, 1987, J PERIODONTAL RES, V22, P513
[5]
BERGSTROM J, 1988, SCAND J DENT RES, V96, P34
[6]
BERGSTROM J, 1987, J CLIN PERIODONTOL, V14, P446
[8]
Fleiss JL, 1981, STATISTICAL METHODS, P61
[9]
LOE HARALD, 1963, ACTA ODONTOL SCAND, V21, P533, DOI 10.3109/00016356309011240
[10]
PREBER H, 1986, SCAND J DENT RES, V94, P102