About the Authors

Ivan Berlin

ivan.berlin@psl.aphp.fr

Affiliation Département de Pharmacologie, Hôpital Pitié-Salpêtrière-Assistance publique-Hôpitaux de Paris-Faculté de médicine, Université P.& M. Curie—INSERM U1178, Paris, France

Jahn K. Hakes

Affiliation Center for Administrative Records Research and Applications, U.S. Census Bureau, Suitland, MD, United States of America

Mei-Chen Hu

Affiliation New York State Psychiatric Institute, Department of Psychiatry, Columbia University Medical Center, New York, NY, United States of America

Lirio S. Covey

Affiliation New York State Psychiatric Institute, Department of Psychiatry, Columbia University Medical Center, New York, NY, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: IB JKH MCH LSC. Performed the experiments: IB JKH MCH LSC. Analyzed the data: IB JKH MCH LSC. Wrote the paper: IB JKH MCH LSC.