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Svenska Tvillingregistret
STR has been based at the Karolinska Institutet since 1959, first at the Institution of Hygien and thereafter at Medical Epidemiology and Biostatistics, MEB. STR was originally... -
Skolelevers drogvanor - 1971, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... -
Skolelevers drogvanor - 1972, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... -
Skolelevers drogvanor - 1973, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... -
Skolelevers drogvanor - 1974, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... -
Skolelevers drogvanor - 1975, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... -
Skolelevers drogvanor - 1976, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... -
Skolelevers drogvanor - 1977, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... -
Skolelevers drogvanor - 1978, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... -
Skolelevers drogvanor - 1979, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... -
Skolelevers drogvanor - 1980, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... -
Skolelevers drogvanor - 1981, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... -
Skolelevers drogvanor - 1982, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... -
Skolelevers drogvanor - 1983 A, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... -
Skolelevers drogvanor - 1983 B, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... -
Skolelevers drogvanor - 1984, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... -
Skolelevers drogvanor - 1985, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... -
Skolelevers drogvanor - 1986, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... -
Skolelevers drogvanor - 1987, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... -
Skolelevers drogvanor - 1988, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of...
