Covert Drug Abuse among Patients Hospitalized in the Psychiatric Ward of a University Hospital

Isolation and Identification of Drugs

1970 • 533 citations

A Thin-Layer Chromatographic Screening Procedure for Detecting Drug Abuse

1968 • 178 citations

Identification of narcotics, barbiturates, amphetamines, tranquilizers and psychotomimetics in human urine

1969 • 95 citations

A Thin-Layer Chromatographic Screening Test for the Detection of Users of Morphine or Heroin

1966 • 41 citations

Urine Testing Schedules in Methadone Maintenance Treatment of Heroin Addiction

1970 • 39 citations

The Effects of Drugs on Laboratory Values

1969 • 35 citations

Covert Drug Abuse Among Voluntary Hospitalized Psychiatric Patients

1971 • 29 citations

Incidence in a University Hospital Psychiatric Ward

1966 • 27 citations

Amphetamine Abuse Amongst Psychiatric In-Patients: The Use of Gas Chromatography

1970 • 20 citations

Testing for Drugs—Advantages and Disadvantages

1972 • 5 citations