No Difference Found

Research paid for by the National Institute on Drug Abuse (NIDA) and the Albert Einstein Medical Center in Philadelphia states, "Although numerous animal experiments and some human data show potent effects of cocaine on the central nervous system, we were unable to detect any difference in Performance, Verbal or Full Scale IQ scores between cocaine-exposed and control children at age 4 years."

Source: 

Hallam Hurt, MD; Elsa Malmud, PhD; Laura Betancourt; Leonard E. Braitman, PhD; Nancy L. Brodsky, Phd; Joan Giannetta, "Children with In Utero Cocaine Exposure Do Not Differ from Control Subjects on Intelligence Testing, "Archives of Pediatrics & Adolescent Medicine, Vol. 151: 1237-1241 (1997), American Medical Association.
http://www.ncbi.nlm.nih.gov/pu...

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