Empirically derived subtypes of pervasive developmental disorders: A cluster analytic study
1995 ◽
Vol 25
(6)
◽
pp. 561-578
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2009 ◽
Vol 39
(5)
◽
pp. 765-774
◽
2006 ◽
Vol 48
(11)
◽
pp. 896
◽
2012 ◽
2010 ◽
pp. 551-574
2003 ◽
Vol 1008
(1)
◽
pp. 256-260
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