About the Authors

Marilyn D. Skinner

marilyn.skinner@erx.aphp.fr

Affiliation Centre de Traitement des Addictions, Hôpital Emile Roux, Assistance Publique-Hôpitaux de Paris, Institut National de la Santé et de la Recherche Médicale U669, Limeil-Brévannes, France

Pierre Lahmek

Affiliation Centre de Traitement des Addictions, Hôpital Emile Roux, Assistance Publique-Hôpitaux de Paris, Limeil-Brévannes, France

Héloïse Pham

Affiliation Centre Médical Marmottan Paris, France

Henri-Jean Aubin

Affiliation Centre d'Enseignement, de Recherche et de Traitement des Addictions, Hôpital Paul Brousse, Assistance Publique-Hôpitaux de Paris, Université Paris-Sud, Institut National de la Santé et de la Recherche Médicale U669, Villejuif, France

Competing Interests

All authors have completed the Unified Competing Interest form at www.icmje.org/coi_disclosure.pdf (available on request from the corresponding author) and declare: H-JA has received sponsorship to attend scientific meetings, speaker honorariums, and consultancy fees from Pfizer, Lundbeck, D & A Pharma, Ethypharm, and Merck-Lipha; no other relationships or activities that could appear to have influenced the submitted work. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: MS PL HJA. Analyzed the data: HJA. Wrote the paper: MS HJA HP.