title: [Psychomotor instability: is it really a characteristic sign of trisomy 9P? (apropos of 3 cases)].
mesh_terms: D002675:Child, Preschool; D002906:Chromosomes, Human, 6-12 and X; D006801:Humans; D007223:Infant; D008297:Male; D011596:Psychomotor Disorders / Q000175:diagnosis / Q000235:genetics* / Q000523:psychology; D014314:Trisomy
vernacular_title: L'instabilité psycho-motrice: est-elle vraiment un signe caracteristique de la trisomie 9P? (a propos de 3 observations)