(Q74535640)
Statements
Fifteen-year follow-up of smoking prevention effects in the North Karelia youth project (English)
E Vartiainen
M Paavola
1 January 1998
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference