00646nam a22002057i 450000500170000000800410001704100080005810000190006624500760008565000170016165000180017865000260019665000220022265000230024465000270026765300120029465500150030670000110032177301080033220141212093623.0951020s1995    sp     gr     000 0 spa c  aeng1 aMATTISON, R.E.10aADOLESCENT SCHOOLBOYS IN SED CLASSES: IMPLICATIONS FOR CHILD PSYCHIATRY14aAdolescentes14aDiagnóstico14aEnfermedades mentales14aEntorno educativo14aProblemas sociales14aTrastornos emocionales10aMenores 4aDocumental1 aET AL.0 tJOURNAL OF THE AMERICAN ACADEMY OF CHILD AND ADOLESCENT PSYCHIATRYgVol. 32, no. 6 (1993), p. 1223-1228