The Northern Swedish Cohort (NoSCo) 1995
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In 1981 a longitudinal study began that includes all pupils who attended or should have attended the last year of compulsory school in the municipality of Luleå. The population...
1981年，一项纵向研究（longitudinal study）启动，其覆盖对象为所有曾就读或本应就读于吕勒奥（Luleå）市义务教育阶段最后一年级的学生。该研究的目标人群……
