Report on the status of the external quality-control programs for occupational-medical and environmental-medical toxicological analyses in biological materials in Germany.
Lehnert
G
G
Quality Management in Occupational and Environmental Medicine, Project group Quality Assurance, Institute and Out-Patient Clinic for Occupational, Social and Environmental Medicine, University Erlangen-Nuremberg, Erlangen, Germany.
Schaller
K H
KH
Angerer
J
J
D004784:Environmental Monitoring / Q000592:standards*; D005161:Facility Regulation and Control / Q000458:organization & administration*; D005858:Germany; D006801:Humans; D007753:Laboratories / Q000592:standards*; D011786:Quality Control; D014116:Toxicology / Q000592:standards*