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adolescent (2) |
Antwortverhalten (1) |
Berichterstattung (2) |
Bundesrepublik Deutschland (3) |
child (2) |
cross-sectional study (3) |
data capture (1) |
Datengewinnung (1) |
Federal Republic of Germany (3) |
Geld (1) |
adolescent (2) |
Antwortverhalten (1) |
Berichterstattung (2) |
Bundesrepublik Deutschland (3) |
child (2) |
cross-sectional study (3) |
data capture (1) |
Datengewinnung (1) |
Federal Republic of Germany (3) |
Geld (1) |