1. Bird-headed dwarfs;Seckel,1960
2. Irregularities of bone maturation in congenitally malformed children;Seckel;Ann. paediat.,1953
3. Bird-headed dwarf: A case report;De La Cruz;Am. J. Ment. Deficiency,1963
4. A study of a microcephalic midget of extreme type;Man;Proc. Roy. Soc. Med.,1959
5. Low birth weight dwarfism;Black;Arch. Dis. Childhood,1961