Historique
R. A. MIECH ;
M. P. COUPER ;
S. G. HEERINGA ;
M. E. PATRICK
|
2021
Dans Addiction (Vol.116, n°5, May 2021) Article : Périodique
Dans Addiction (Vol.116, n°5, May 2021) Article : Périodique
BACKGROUND AND AIMS: Increasing numbers of school-based drug surveys are transitioning data collection to electronic tablets from paper-and-pencil, which may produce a survey mode effect and consequent discontinuity in time trends for population[...]
