@book{ ROMO,

author = { NURIA ROMO AVILES } ,

title = { Injecting drug use, risk behaviour and qualitative research in the time of AIDS },

publisher = { European Monitoring Centre for Drugs and Drug Addiction (EMCDDA) },

address = { Lisboa, Portugal },

year = { 2001 },

isbn = { 92-9168-110-5 },

}