Repeat participation in annual cross-sectional surveys of drug users and its implications for analysis

We sought to establish the extent of repeat participation in a large annual cross-sectional survey of people who inject drugs and assess its implications for analysis.

Source: BMC Research Notes - June 4, 2018 Category: Research Authors: P. A. Agius, C. K. Aitken, C. Breen and P. M. Dietze Tags: Research note Source Type: research