# Letter to the Editor: Importance of psychiatric confounding in non-randomized studies of heavy ecstasy users

**Type:** Papers  
**Canonical URL:** https://scholariq.org/papers/letter-to-the-editor-importance-of-psychiatric-confounding-in-non-randomized/

## Facts

| Field | Value |
| --- | --- |
| Author Names | Teri Suzanne Krebs,P.-Ø. JOHANSEN,Lisa Jerome,John H. Halpern |
| Citations | 7 |
| DOI | 10.1017/s0033291708005096 |
| Fields | Medicine,Pharmacology, Toxicology and Pharmaceutics,Psychology |
| Open Access | true |
| OA Status | bronze |
| OA URL | https://www.cambridge.org/core/services/aop-cambridge-core/content/view/92C189AE12C46514326B6F8A309312D0/S0033291708005096a.pdf/div-class-title-letter-to-the-editor-importance-of-psychiatric-confounding-in-non-randomized-studies-of-heavy-ecstasy-users-div.pdf |
| OpenAlex ID | https://openalex.org/W2410229627 |
| PMID | 19215629 |
| Type | letter |
| Year | 2009 |

## Paper authors

- [Teri Suzanne Krebs](https://scholariq.org/researchers/teri-suzanne-krebs/)

## Paper journal

- [Psychological Medicine](https://scholariq.org/journals/psychological-medicine/)

## Paper primary topic

- [Forensic Toxicology and Drug Analysis](https://scholariq.org/topics/forensic-toxicology-and-drug-analysis/)

## Paper topics

- [Forensic Toxicology and Drug Analysis](https://scholariq.org/topics/forensic-toxicology-and-drug-analysis/)
- [Substance Abuse Treatment and Outcomes](https://scholariq.org/topics/substance-abuse-treatment-and-outcomes/)
- [Mental Health Treatment and Access](https://scholariq.org/topics/mental-health-treatment-and-access/)

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Source: ScholarIQ — public research metadata, principally OpenAlex. See https://scholariq.org/sources/ for provenance and https://scholariq.org/methodology/ for what these figures mean.