Helen Cesari

Reliability of self-reported HIV risk behaviors of drug users.

Richard Needle, Dennis G. Fisher, Norman L. Weatherby et al. · Psychology of Addictive Behaviors · 1995 · 492 citations

Public Health, Health Behavior, Hiv Prevention +13

Validity of self-reported drug use among injection drug users and crack cocaine users recruited through street outreach

Norman L. Weatherby, Richard Needle, Helen Cesari et al. · Evaluation and Program Planning · 1994 · 457 citations

Nursing, Psychiatry, Substance Use Disorders +15

HIV Risk Behaviors Associated with the Injection Process: Multiperson Use of Drug Injection Equipment and Paraphernalia in Injection Drug User Networks

Richard Needle, Susan L. Coyle, Helen Cesari et al. · Substance Use & Misuse · 1998 · 119 citations

Public Health, Infectious Disease Control, Preventive Medicine +15

Reliability of self-reported HIV risk behaviors of drug users.

Richard Needle, Dennis G. Fisher, Norman L. Weatherby et al. · Psychology of Addictive Behaviors · 1995 · 32 citations

Public Health, Health Behavior, Hiv Prevention +13

VALIDITY OF SELF-REPORTED DRUG USE AMONG INJECTION DRUG USERS RECRUITED THROUGH STREET OUTREACH

Norman L. Weatherby, Richard Needle, Helen Cesari · 1994 · 28 citations

Nursing, Pharmacology, Substance Use Disorders +3