TY - GEN AU - Couthino, R.A. AU - Prins, M. AU - Krol, A. TI - The Amsterdam cohort study of HIV infection and aids among drug users : a summary of the results [1985-1992] SN - 9053560076 PY - 1992/// CY - Amsterdam PB - University Press KW - aids KW - drugs KW - Nederland KW - onderzoeksrapporten ER -