[Epidemiologic and genetic study of trisomy 21 in Tunisia].
Chaabouni
H
H
Service des Maladies Congénitales et Héréditaires EPS, Charles Nicolle Tunis-Tunisie.
Smaoui
N
N
Maazoul
F
F
Ben Jemaa
L
L
M'Rad
R
R
D000328:Adult; D002658:Developmental Disabilities / Q000453:epidemiology / Q000209:etiology; D004314:Down Syndrome / Q000453:epidemiology* / Q000235:genetics*; D005260:Female; D006801:Humans; D015994:Incidence; D007231:Infant, Newborn; D008297:Male; D008423:Maternal Age; D011247:Pregnancy; D011296:Prenatal Diagnosis; D012307:Risk Factors; D014416:Tunisia / Q000453:epidemiology