[1] Paul L Soto, Kristin M Wilcox, Yun Zhou, Nancy A Ator, Mark A Riddle, Dean F Wong. And Michael R Weed. "Long-Term Exposure to Oral Methylphenidate or dl-Amphetamine Mixture in Peri-Adolescent Rhesus Monkeys: Effects on Physiology, Behavior, and Dopamine System". Neuropsychopharmacology. (2012) ;37:2566–2579; doi:10.1038/npp.2012.119