00848nam a2200217Ia 4500001000700000003000500007005001700012008004100029010002000070020001500090050001600105082001400121245016700135260003800302300002500340500010800365504004100473650004300514700003400557700003900591180603BIBL20160527185910.0721212s1972    ilua     b    10100 eng    a 72075928 //r84  a03980253120 aRC570b.G44  a616.8/58804aThe Genetic, metabolic and developmental aspects of mental retardation.cEdited by Robert F. Murray and Pearl Lockhart Rosser. With a foreword by Roland B. Scott.0 aSpringfield, Ill.bThomasc[1972]  axxii, 343 p.billus.  aRevised papers originally presented at a seminar held in 1969 at Howard University College of Medicine.  aIncludes bibliographical references. 0aMental RetardationxCongresses.2Local10aMurray, Robert F.eed.2Local10aRosser, Pearl Lockharteed.2Local