共 7 条
[1]
[Anonymous], 1997, AIDS Behavior, DOI [10.1023/A:1026205603217, DOI 10.1023/A:1026205603217]
[3]
CATANIA JA, 1993, METHODOLOGICAL ISSUE
[5]
Des Jarlais DC, 1999, LANCET, V353, P1657, DOI 10.1016/S0140-6736(98)07026-3