共 22 条
[2]
Bengmark S, 1974, Lakartidningen, V71, P2677
[3]
BRILL PW, 1973, PEDIATRICS, V52, P125
[4]
BROWN RC, 1980, HIST PAPERS COMMUNIC, P5
[5]
Campbell J A, 1976, J Natl Med Assoc, V68, P514
[6]
DIXON WJ, 1979, BMDPLR BIOMEDICAL CO
[9]
HULBURT C, 1976, J AM DENT ASS, V93, P1154
[10]
JANOWER ML, 1974, 4TH ANN FLEISCHN SOC

