共 25 条
[3]
BATONBACAL VI, 1959, NEW JERSEY STATE J M, P320
[4]
BEJEROT N, 1970, ADDICTION SOC, P241
[6]
BRYAN JA, 1975, MMWR, V12, P165
[7]
*CALIF DEP HLTH, 1967, COMM DIS STAT REP
[8]
CATES W, 1974, MMWR, V23, P241
[9]
CHIN J, 1973, CALIF MED, V118, P24