[Random substance abuse tests have also preventive effects].
Lundin
Nils
N
Helsingborgs lasarett. health.carrier@telia.com
D000293:Adolescent; D002648:Child; D006801:Humans; D012572:School Health Services; D015813:Substance Abuse Detection; D019966:Substance-Related Disorders / Q000517:prevention & control / Q000652:urine; D013548:Sweden