(Q80274710)
Statements
Testing anonymous link procedures for follow-up of adolescents in a school-based trial: the EU-DAP pilot study (English)
M Rosaria Galanti
Roberta Siliquini
Luca Cuomo
Juan Carlos Melero
Massimiliano Panella
Fabrizio Faggiano
EU-DAP study group
18 September 2006
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