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Auteur Joseph L Mailman School of Public Health. Columbia University. New York. NY. USA |
Documents disponibles écrits par cet auteur (2)

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Article
L. KUHN ; J. KLINE ; B. Levin ; S. NG ; M. SUSSER ; Gertrude H Sergievsky Center. College of Physicians and Surgeons. Columbia University. New York. NY. USA ; Joseph L Mailman School of Public Health. Columbia University. New York. NY. USA |[BDSP. Notice produite par INIST z3dR0x8i. Diffusion soumise à autorisation]. Prenatal cocaine use is more accurately measured by maternal hair assay than by urine toxicology screening or self-report. To investigate the consequences of improved [...]![]()
Article
J.C. PHELAN ; B.G. LINK ; Joseph L Mailman School of Public Health. Columbia University. New York. NY. USA |[BDSP. Notice produite par INIST R0x9o7MW. Diffusion soumise à autorisation]. Objectives. This study assessed the extent to which the use of point-prevalence samples biases conclusions drawn about homeless people. Methods. Three data sets and pu[...]