1. Congenital malformations in autosomal trisomy syndromes;Warkany;Am. J. Dis. Child.,1966
2. Les Trisomies 13–15 et 16–18;Kahn,1965
3. E (16–18) trisomy syndrome: Analysis of 13 cases;Butler;Arch. Dis. Child.,1965
4. Lesions oculaires dans la trisomie 17;Cernea;Arch. d'Ophtal.,1966
5. Autosomal trisomy of a group 16–18 chromosome;German;J. Pediat.,1962