@misc{indiciaeb66a1f56ccaf, title = {"Lifepoint": a case study in using social science community identification data to guide the implementation of a needle exchange program.}, author = {A M Somlai and J A Kelly and L Otto-Salaj and D Nelson}, year = {1999}, url = {https://pubmed.ncbi.nlm.nih.gov/10407453/}, note = {Source identifier: 10407453} }