TY  - RPRT
TI  - Longitudinal sexual behavior changes in injecting drug users.
AU  - D A Calsyn
AU  - A J Saxon
AU  - E A Wells
AU  - D M Greenberg
PY  - 1992
DO  - 10.1097/00002030-199210000-00023
UR  - https://pubmed.ncbi.nlm.nih.gov/1466854/
ID  - 1466854
ER  -